Use the graph to determine which of the statements is NOT true.

The hummingbird is the first to reach 40 km

What organisms on the food web have the most available energy? The least?

Grass has the most, hawk has the least

Which of the following is NOT a groundwater issue?

Diversion of the water of rivers and lakes

If two different breeds of dogs reproduced sexually, combining DNA, then their offspring would

a unique combination of recessive and dominant traits

Which is the best description of the topographic map?

mountain peaks with a valley in between

Which of the following best describes a proton?

has a positive charge & located inside the nucleus

Answer the question below.

it will become less deep as the rim erodes

What would you look for in a series of topographic maps to determine that erosion has occurred?

A widening of the spaces between contour lines

Because the moon rotates once for each revolution around the Earth--

you never see the far side of the moon

Which of the following statements is incorrect regarding potential & kinetic energy?

Point C has more kinetic than potential energy

Which of the following best describes what the moon will look like on April 23?

the moon will only have a small crescent lit

studbud

STAAR Science 8 Review: RC 1-4

214 termsStudBud Administration10,615 plays

Covers all tested TEKS for the 8th grade STAAR Science test. Questions are ordered by reporting category.

Flashcards214 cardsFPractice quizPHost liveL

Questions 214

Answers

1
Prolonged gentle precipitation, temperature changes from cool to warm after the front passes
stationary front
cold front
occluded front
warm front
2
Which structure is found only in plant cells and helps plants capture energy from sunlight?
vacuole
chloroplast
nucleus
cell membrane
3
Answer the following.
predator
producer
host
parasite
4
Use the graph to determine which of the statements is NOT true.
The average speed of the butterfly is 0.33 km/min
The monarch butterfly has the slowest speed
The hummingbird is the first to reach 40 km
After 45 minutes the hummingbird has traveled over 25 km
5
Which of the following is not a characteristic of a proton?
positive charge
located in the nucleus
mass equal to neutron
greatest mass of all particles
6
What organisms on the food web have the most available energy? The least?
Grass has the most, lizard has the least
Grass has the most, hawk has the least
Grass has the most, everything else has the least
Hawk has the most, grass has the least
7
How many organisms in this food web eat only producers?
7
3
2
5
8
A cloud of gas and dust in outer space...the birthplace of stars.
galaxies
none of the above
stars
nebulae
9
Which one of the choices below is the best representation of a Gamma Ray?
A
D
C
B
10
Energy stored in an object based on its position; Higher position = greater amount...
thermal energy
potential energy
kinetic energy
mechanical energy
11
A tennis player hits a 0.06 kg tennis ball with a force of 3 N. What is the balls acceleration?
none of the above
50 m/s/s
0.18 m/s/s
0.02 m/s/s
12
Answer the question.
F
J
G
H
13
Where are electrons found in an atom?
atom
nucleus
none of the above
electron cloud
14
What is the contour interval for the topographic map?
25 m
50 m
20 m
10 m
15
Which of the following is NOT a groundwater issue?
pollution of aquifers
subsidence
Diversion of the water of rivers and lakes
Lower water tables due to over use of the resource
16
If two different breeds of dogs reproduced sexually, combining DNA, then their offspring would
uniform genotype.
. identical appearance to only one parent
a unique combination of recessive and dominant traits
prokaryotic cells.
17
Which is the best description of the topographic map?
gently sloping area
mountain peaks with a valley in between
three hills
craters
18
The process of using oxygen to break down nutrients to release energy for the cell
none of the above
all of the above
photosynthesis
cellular respiration
19
Which of the following best describes a proton?
has a negative charge & located in the nucleus
has a positive charge & located inside the nucleus
has as neutral charge & located outside the nucleus
has a positive charge & located outside the nucleus
20
Answer the question.
C
A
B
D
21
The combination of the tilt of Earth's axis and its revolution around the sun causes...
Day & Night
Seasons
Moon Phases
Tides
22
Answer the following question.
20
250
230
100
23
The movement of colored water through the gravel best models —
pollution of groundwater
surface runoff of precipitation
condensation of water vapor
conservation of water
24
A system of millions of stars, gas and dust that is held together by gravitational attraction.
galaxy
nebulae
none of the above
star
25
Where does our sun currently fall on the HR diagram?
White Dwarfts
Main sequence
Giants
Supergiants
26
Which force best explains the change that occurred over time?
weathering
erosion
deposition
27
Tornadoes/thunderstorms sweep through an area.What has occurred to produce such violent storms?
none of the above
high pressure system
cold front
maritime tropical air mass
28
What is the speed of the car if it travels 53 meters in 4 seconds?
53.4 m/s
13.25 m/s
212 m/s
49 m/s
29
Answer the question.
12 N
7 N
13 N
8 N
30
Which location would you expect a continental tropical air mass to develop
D
A
C
B
31
Answer the question below.
it will get deeper as it fills with water
it will widen as it fills with lava
it will become less deep as the rim erodes
it will rise up like a volcanic crater
32
The higher the biodiversity, the better an ecosystem can withstand environmental stress.
True
False
33
The forecast says we will be under an area of high pressure next week...predict the weather.
cloudy and wet
cold and wet
stormy
dry and clear
34
Answer the following.
development of topsoil
growth of trees and shrubs
growth of weeds and grasses
development of a stream
35
What would you look for in a series of topographic maps to determine that erosion has occurred?
A crossing of contour lines
A widening of the spaces between contour lines
An increase in the number of rivers
Wind speed and direction values
36
Answer the following question.
F
J
G
H
37
You shouldn't drive above 60 mph on Highway 360.
none of the above
speed
accerlation
velocity
38
Because the moon rotates once for each revolution around the Earth--
a different side of the moon faces Earth each day
you never see the far side of the moon
the moon's far side is only visible during a full moon
you see some phases more than others
39
which is the best choice for classifying an organism into a taxonomic Kingdom?
brown colored vs. green colored
Legs vs. no legs
Fur vs. no fur
multicellular vs. unicellular
40
Answer the question below.
H
F
G
J
41
Answer the following.
A
B
D
C
42
If the first contour sea level, what elevation is point F? (interval=50 m)
between 50 and 100
between 0 and 50
between 200 and 250
between 150 and 175
43
The major characteristic that determines the life cycle of a star is –
the mass of the star
the nebulae that created it
the color of the star
the density of the star
44
Which organisms in the food web shown compete for the same food source in this environment?
frogs & snakes
hawks & frogs
decomposers & grasses
grasshoppers & snakes
45
Which of the following statements is incorrect regarding potential & kinetic energy?
Point B has the most kinetic energy
Point C has more kinetic than potential energy
Point D has about equal potential & kinetic energy
Point A has the most potential energy
46
List the kingdoms in numerical order...
Animal, Plant, Fungi, Protist
none of the above
Fungi, Protist, Plant, Animal
Protist, Fungi, Plant, Animal
47
Which graph best represents a car traveling down the road at a constant speed?
G
J
F
H
48
Which of the following best describes what the moon will look like on April 23?
the moon will only have a small crescent lit
the moon will not reflect any sunlight at all
the moon will reflect the maximum light from the sun
the moon will have large amount of Sun's reflected light
49
Which swing results in the least acceleration of the ball?
B
A
C
50
Organisms that make their own organic food
Eukaryote
Autotroph
Prokaryote
Heterotroph
51
Answer the question.
F
H
J
G
52
What would be the MOST appropriate title for the table below?
Physical changes
Physical and chemical changes during digestion
Chemical changes
Physical and chemical changes
53
Does not have an organized nucleus. Their DNA is floating around the cell.
Autotroph
Heterotroph
Eukaryote
Prokaryote
54
What is a light year?
The distance light travels in a year
The speed of light
none of the above
365 days
55
Which location experiences the least change in the number of daylight hours through the year?
North Pole
Tropic of Cancer
Equator
Tropic of Capricorn
56
Which of the following provides the energy that drives convection within the ocean & atmosphere
pressure
weather
wind
sun
57
Why is the sun the brightest star we see from Earth?
It is thousands of times larger than other stars
It is thousands of times older than other stars
It is thousands of times closer than other stars
none of the above
58
Oceans play an important role in the formation of storm systems such as hurricanes because
warm, tropical waters provide the energy to drive the storms
the wide, open area allows strong winds to develop
salt water holds thermal energy longer than freshwater
the high tides push the water higher on the beaches
59
What creates diverse offspring?
fragmentation
sexual reproduction
large populations
biodiversity
60
Answer the following question.
commensalism
parasitism
predator-prey
mutualism
61
Answer the question below.
Position 3
Position 1
Position 4
Position 2
62
Hay is made up of organic compounds. What are the main elements in many organic compounds?
carbon, hydrogen, oxygen, nitrogen, phosphorus, sulfur
hydrogen, helium, carbon, sodium, sulfur, nitrogen
radon, oxygen, helium, sulfur, phosphorus, hydrogen
calcium, hydrogen, oxygen, nitrogen, potassium, sodium
63
In which kingdom should this organism be classified?
Fungi
Anamalia
Eubacteria
Plantae
64
A student walks 2 km in 30 minutes. What is the student's average speed in km/h?
4 km/h
0.07 km/h
15 km/h
60 km/h
65
Which statement correctly compares elements and compounds?
Ca is an element, CO3 and CACO3 are compounds
Ca and CO3 are elements, CACO3 is a compound
Ca and CO3 are both compounds
Ca is a compound, CO3 and CaCO3 are elements
66
What are the subatomic particle totals for the following element?
17 protons, 17 neutrons, 17 electrons
17 protons, 18 neutrons, 17 electrons
35 protons, 17 neutrons, 35 electrons
18 protons, 35 neutrons, 17 electrons
67
Which of the following best describes a neutron?
No charge & the same mass as an electron
Negative charge & the same mass as an electron
Positive charge & the same mass as a proton
No charge & the same mass as a proton
68
Answer the following question.
3
4
2
1
69
Transfer of heat through the motion of matter, such as in liquids and gases.
Conduction
Radiation
Convection
none of the above
70
Use the picture to answer the question... (The answer choice numbers are subscripts...)
CO
CO2
H2
H2O
71
Which best explains why the formula doesn't represent the law of conservation of mass?
There are not enough aluminum
The reactants and products are not equal
This does represent the law of conservation of mass
There is not enough oxygen
72
Answer the following question.
C
B
D
A
73
Which of the following statements is true?
The waning phases occur between 3 and 7
The quarter moons are positions 1 and 5
A waning crescent can be seen between 1 and 3
The waxing phases occur between 1 and 5
74
Which of the following is a correct sequence of the lunar cycle?
full moon, first quarter, new moon, third quarter
new moon, first quarter, third quarter, full moon
first quarter, full moon, third quarter, new moon
third quarter, first quarter, new moon, full moon
75
Which two factors affect the strength of the gravitational pull on an object?
mass and distance
weight and distance
mass and density
weight and density
76
Made of one cell
Eukaryotic
Multicellular
Prokaryotic
Unicellular
77
Answer the question below...
F
J
G
H
78
Which of the following examples best reflects selective breeding?
The mating of two particular sheep to produce thicker wool
A few individuals of an extinct species live in zoos
A genetic mutation that improves sense of smell
Two wolf packs live in geographically separate regions
79
Valence electrons determine an elements...
chemical properties/reactivity
atomic mass
atomic number
number of orbitals
80
What does a grouping of close contour lines indicate?
a meadow
none of the above
a steep slope
the location of water
81
Spring tides occur...
during first & third quarter
during waxing phases
during new & full moon
during waning phases
82
Which would be an example of a chemical to electrical to light energy transformation?
A flashlight
A stove top heating up
A campfire
A fan blowing cool air
83
A population of daisies lives in an area. They are part of what larger ecological grouping?
field
community
state
flood plain
84
H-R diagrams show the relationship of what characteristics of stars?
brightness & temperature only
brightness & classification only
temperature & classification only
brightness, temperature, & classification
85
What is the name of the element represented by this atom?
Hydrogen
Sulfur
Oxygen
Germanium
86
Which body system protects & covers internal structures?
muscular system
integumentary system
skeletal system
reproductive system
87
Answer the following.
waxing crescent moon
waning crescent moon
waning gibbous moon
waxing gibbous moon
88
Metals are typically found where on the periodic table?
touching the staircase
to the right of the staircase
on the bottom
to the left of the staircase
89
Which statement is not accurate about the cell theory?
Cells vary in size and shape.
All cells carry out their own life activities
New cells form from pre-existing cells
All organisms are made up of more than one cell.
90
Which of the following is NOT evidence of a chemical change?
change in shape
gas or bubbles
change in temperature
change in color
91
What Information is shown by the contour lines?
foilage
parking
elevation
distance
92
What is the element with 3 electron shells and 4 valence electrons?
Scandium
Silicon
Titanium
Germanium
93
Answer the question below.
reproduction rates
life expectancy
size
body temperature
94
Name the following systems: 2, 5, 6
nervous, reproductive, excretory
respiratory, integumentary, muscular
respiratory, nervous, endocrine
respiratory, endocrine, excretory
95
What drives the movement of tectonic plates?
ocean currents
air currents
force of plates pushing each other
convection currents in the mantle
96
Neap tides occur...
during new & full moon
during first & third quarter
during waxing phases
during waning phases
97
An object's motion (in motion/at rest) will not change unless acted on by an unbalanced force.
Newton's Law of Force and Accerlation
Newton's Law of Motion
Newton's Law of Action-Reaction
Newton's Law of Inertia
98
What is the trend of the electromagnetic spectrum?
Increasing wavelength/increasing energy/increasing frequeny
Increasing wavelength/decreasing energy/increasing frequeny
Increasing wavelength/decreasing energy/decreasing frequeny
decreasing wavelength/decreasing energy/increasing frequeny
99
Why do the oceans have a greater impact on the weather than areas over the continents?
Ocean water contains more salt than most continental lake wa
oceans contain more organisms than the continents
Ocean waves move more easily than continental rock.
The oceans store and transfer more heat than the continents.
100
Answer the following.
The microbes are carnivores, and the flamingos are predators
The microbes are herbivores, and the flamingos are carnivore
The microbes are parasites,and the flamingos are hosts.
The microbes are producers,and the flamingos are consumers.
101
Answer the following question.
1
2
3
4
102
Use the picture to answer the question
2
1
3
4
103
How are populations affected by short-term environmental changes?
They increase in number and diversity
The changes will only affect individuals and not populations
There is no time to adapt-they must move or become extinct
Over time they develop new behaviors that help them survive
104
Which chain from the food web includes a parasite-host relationship?
beetle --> caterpillar --> deer mouse --> red oak
red oak --> deer --> deer tick
red oak --> caterpillar --> ant
red oak --> deer mouse --> deer tick
105
Which of the following statements is not supported by the plate tectonic theory?
Continents move through the seafloor crust.
three plate boundaries associated with plate movement
Seafloor spreading is evidence of plate tectonics
Locations of volcanoes and earthquakes can be explained.
106
Which of the following is not true of inherited traits?
affected by an organisms surroundings
include expressed external & internal characteristics
located in genetic material
passed down from parent to offspring
107
How will weathering that occurs at point A change this map over time?
the elevation will decrease
there will be no change
the elevation will increase
108
Which of Newton's Laws does the picture represent?
Law of Action-Reaction
Law of Inertia
Law of Force & Acceleration
none of the abvoe
109
Answer the question.
C
A
B
D
110
Answer the following question.
chemical --> thermal --> mechanical
mechanical --> light --> chemical
thermal --> chemical --> light
chemical --> mechanical --> light
111
A self illuminating celestial body consisting of gases held together by its own gravity
star
galaxy
none of the above
nebulae
112
Which of the following would be considered a short-term environmental change?
pollution
all of the above
drought
flooding
113
Darwin's Finches would be an example of...
none of the above
natural selection
all of the above
selective breeding
114
In offspring when a dominant allele (F) and recessive allele (f) are present, which is true?
The recessive form of the trait will be observed.
The recessive form will not be observed & cant be passed on
The recessive form will not be observed but will still be pr
The recessive allele will blend with the dominant allele.
115
At any given time, how much of Earth is in day and how much is in night?
All of Earth is in day & night.
12 hours is in day 12 hours is in night
Half is in day & Half is in night
24 hours is in day & night
116
What was the average speed of animal C for the race?
none of the above
0.4 m/min
0.32 m/min
0.27 m/min
117
How many electrons are in Helium's outermost shell?
2
5
8
4
118
Answer the following question.
the weight of the plates
the mass of the plates
unbalanced forces
gravitational force
119
How does energy flow through an energy pyramid?
From the top down
Energy flows in no particular direction
Energy does not flow at all
From the bottom up
120
The primary consumers found within the food web are the –
mouse, rabbit, donkey
plants
wolf, snake, and hawk
frog, dragonfly, and bird
121
Answer the following.
sunlight
oxygen
soil
water
122
Which of the following might occur in response to a 10 year drought & overall increase in temp?
The population may die out.
The population may migrate to seek a wetter area.
all of the above
A mutation occurs to better handle the hot dry conditions
123
Which geologic feature is most likely to form at a mid-ocean ridge?
delta
peninsula
volcano
plateau
124
Answer the question.
D
B
C
A
125
Answer the question.
H
G
J
F
126
Which point of succession in the picture below is the most stable?
none of the above
climax community
intermediate species
pioneer species
127
Use the table to choose the correct statement.
Selenium is a nonmental, polonium is a metal
Titanium and potassium are metalloids
Polonium is a metalloid, potassium is a metal
Selenium is a metal, titanium is a nonmetal
128
An unknown metal has a mass of 100 g and a volume of 11.7 mL. What is the metal?
Aluminum
Copper
Brass
Gold
129
How can commercial fishing modify ocean systems?
dramatic increase in numbers and diversity of fish
Fishing can affect ocean currents and shipping routes.
Ocean pH can become acidic, causing coral bleaching
overharvesting creates an imbalance in ocean food webs
130
Which subatomic particles are located in the nucleus?
protons & electrons
protons & neutrons
neutrons & electrons
protons only
131
Which of the following best describes how unbalanced forces affect the motion of an object?
The object will change speed and/or direction
The object will change speed
The object will change direction
The object will not move
132
What moon would you expect to see in the nights following this image?
waxing crescent
waxing gibbous
waning crescent
waning gibbous
133
How would this crustal feature change if one of the plates were oceanic?
the mountains would be volcanic
it would be a trench
it would be a rift valley
there would be no change
134
Answer the question.
A student is lifting the small box 0.5 m from floor to table
A student is sitting in a chair and holding both boxes
A student is standing and holding the small box
A student is holding the large box 1 m above the floor
135
In every interaction, there is a pair of opposite forces acting on the two interacting objects.
Law of Motion
Law of Inertia
Law of Action-Reaction
Law of Force & Acceleration
136
The distance an object travels over a period of time.
velocity
speed
none of the above
acceleration
137
What information can be observed from the aerial photos taken before and after the storm?
The depth of the water in the area
The wind speed of the storm
. The tide levels expected for the next storm
The change in landforms due to erosion caused by the storm
138
Answer the question below.
D
A
B
C
139
About how long would it take to travel from Earth to the opposite end of the Milky Way and back
100,000 light years
50,000 years
200,000 years
150,000 years
140
A tectonic plate is forced into motion by convection or from collision with another plate.
Law of Inertia
none of the above
Law of Force & Acceleration
Law of Action-Reaction
141
Which of the following causes day and night?
The tilt of the Earth and revolution around the sun
The rotation of Earth around the sun
The tilt of the Earth on its axis
The rotation of Earth on its tilted axis
142
How can we determine the chemical composition of a star?
if every line of an element matches a line in the star
if some lines of a star match some lines of the element
if some lines of an element match the lines of a star
if every line in the star matches a line in the element
143
Proxima Centauri is 4.2 light years away. How long has its light been traveling to reach Earth?
4.2 minutes
4.2 months
4.2 years
4.2 days
144
Which of Newton's Laws does this picture represent?
Law of Force & Acceleration
Law of Inertia
Law of Action-Reaction
none of the above
145
What conditions can increase resource competition between individuals within a population?
high population density
increased predation
elevated rate of disease
large habitat
146
Which of the following is NOT TRUE in regards to ocean currents?
all of these statements are true
can be warm or cold depending on location
influence the weather in coastal areas
mainly caused by wind and differences in temperature
147
Which of the following would prevent a hurricane from growing bigger?
A decrease in the salinity of the ocean
A warm ocean current moving in the direction of the hurrican
moving on to land
A cold ocean current moving in the direction of the hurrican
148
Which of these shows the position of the Sun, Moon, and Earth when a full moon phase occurs?
B
D
C
A
149
Which of the following explains why the sun heats the Earth unevenly.
The angles of sunlight hitting earth due to its tilt
None of the above
The tilt of the earth only
The angles of sunlight hitting earth
150
Where can our sun be found in the Milky Way?
W
Y
Z
X
151
Name the following...
third quarter
waning gibbous
waxing gibbous
full moon
152
Answer the following question.
J
G
F
H
153
Which organelle helps to create energy within the cell?
mitochondria
nucleus
vacuole
ribosomes
154
What is the total force and direction of movement?
0 N, no motion
705 N to the left
235 N to the left
235 N to the right
155
At which boundary would you expect the formation of mountain ranges?
D
B
C
A
156
Earth would not have seasons if it --
took an additional month to orbit the sun
stopped rotating on its axis
revolved around the sun in the opposite direction
no longer tilted on its axis
157
Which of Newton's Laws does the following represent?
Law of Inertia
none of the above
Law of Force & Acceleration
Law of Action-Reaction
158
Which human activity does NOT have a negative impact on ocean systems?
artificial reefs
none of the abve
runoff
overfishing
159
Evaluate the diagram. Which of the following statements is true?
It is winter in the Northern Hemisphere
It is spring in the Northern Hemisphere
It is summer in the Northern Hemisphere
It is autumn in the Northern Hemisphere
160
Answer the question.
F
G
J
H
161
Match the plate boundaries to the corresponding crustal features.
B, C, D, A
A, B, C, D
D, C, A, B
A, B, D, C
162
Answer the following question.
G
F
J
H
163
Answer the following.
less soil is available for leaf development
less water is available for absorption
less tissue is available for plant growth
less energy is available for reproduction
164
Answer the question.
Neon (Ne)
Carbon (C)
Sodium (Na)
Boron (B)
165
Answer the following question.
is traveling on a curve in the road
needs a large amount of force to mvoe
is traveling in the opposite direction from the other cars
can accelerate faster than the other two vehicles
166
Stores water and food/waste inside the cell
cell membrane
cell wall
cytoplasm
vacuole
167
Which of the following statements is false?
An adaptation can involve just a single individual.
An adaptation can either physical or behavioral
An adaptation happens over time
An adaptation must be common among a population.
168
A change in matter that produces one or more new substances is called...
physical property
chemical property
chemical reaction/chemical change
physical reaction/physical change
169
Which best describes the resulting motion of the box in the picture?
It travels to the left at increasing speed
It travels to the right at constant speed
It travels to the left at a constant speed
It travels to the right at increasing speed
170
The excretory system
4
6
8
2
171
Answer the following question.
the boat will move slower
the boat will stop
the boat will move faster
the boat will move to the west
172
Which of the following best describes periods on the periodic table?
horizontal rows, period number equals valence electrons
vertical columns, period number equals valence electrons
vertical columns, period number equals number of shells
horizontal rows, period number equals number of shells
173
Which of the following is a predator-prey relationship in this ecosystem?
none of the above
rabbit and hawk
mouse and snake
mouse and hawk
174
Based on the observation data and key below, what is the identification for 1?
Wind scorpion
Scorpion
Whipscorpion
Daddy long legs
175
Why do we experience the highest high tides and lowest low tides during new and full moons?
The combined force of the sun and moon causes a greater pull
The moon pulls harder on the water
The opposing forces of the sun and moon are canceled out
The sun doesn't pull as hard
176
Wearing a seatbelt protects you from effects that are best explained by which of Newton’s laws?
Law of Inertia
Law of Action-Reaction
Law of Force & Acceleration
none of the above
177
Which statement is true following a catastrophic wildfire?
Plants and animals will return to the area over time
The area will remain charred and devastated.
area will experience changes in species composition over tim
Weeds will grow in the area before trees do.
178
Why can't people on Earth see the entire shape of the Milky Way?
Many more stars exist outside the galaxy
The stars in the center of the galaxy are extremely small
Earth is a part of this galaxy
The center of the galaxy consists of a dense cluster of star
179
How many valence electrons does Argon have?
8
40
3
18
180
What characteristic can be found in the offspring of asexual reproduction?
Uniform genetic information
Alleles from more than one parent
Genetic information from more than one parent
Diverse appearance
181
Which diagram above, A or B, has the greatest gravitation attraction?
A
B
182
Elements in the same group on the periodic table have....
similar names
none of the above
similar properties
similar shells
183
Which one of the following statements about plant and animal cells is correct?
Both contain a cell membrane, cytoplasm, and nucleus
Both contain mitochondria, cell membrane, and cell wall
Both contain mitochondria, cell wall, and cytoplasm
Both contain a cell membrane, cell wall, and nucleus
184
At which positions would you see the smallest difference in high and low tides?
1 and 5
4 and 8
2 and 6
3 and 7
185
Forms at the surface of Earth when a cold, dry air mass overtakes a warmer, humid air mass
stationary front
warm front
cold front
occluded front
186
The acceleration of an object depends on it's mass and the force placed upon it.
Law of Action-Reaction
Law of Motion
Law of Inertia
Law of Force & Acceleration
187
What determines the identity of an element?
neutrons
none of the above
protons
electrons
188
How many days would pass between position 2 and 6? What are the names of these phases?
4 weeks, 2-waxing crescent, 6-waning crescent
4 weeks, 2-waning crescent, 6-waxing crescent
weeks, 2-waning crescent, 6-waxing gibbous
2 weeks, 2-waxing crescent, 6-waning gibbous
189
What is the force that governs the motion of our solar system?
friction
balanced force
applied force
gravity
190
Which requires the least amount of work?
Lifting the box onto the table
Pushing the box up the incline onto the table
191
Which location on the map is experiencing cool temperatures and clear skies?
C
B
A
D
192
Which of the following statements best describes an energy pyramid?
the least amount of energy is available in section C
the flow of energy is from the top down
producers are represented in section D
193
A trip from Dallas to Austin takes about 3 hours going 65 mi/hr south.
none of the above
velocity
acceleration
speed
194
Function: transport blood throughout the body via heart, veins, & arteries
digestive system
skeletal system
circulatory system
respiratory system
195
How fast an object travels in a particular direction?
speed
none of the above
acceleration
velocity
196
The Sun’s unequal heating of Earth and the Coriolis effect cause permanent
rain clouds
none of the above
deep ocean currents
global wind patterns
197
Which of the following best describes an electron?
It has a positive charge and much more mass than a neutron
Has a negative charge and about the same mass as a neutron
It has a negative charge and much less mass than a proton
It has no charge and about the same mass as a proton
198
The boy is pushing against the ball with 20 N of force. The ball does not move. How much work?
10 J
20 J
0 J
199
Which of the following is a producer-consumer relationship in this food web?
bladderwrack and crab
microscopic algae and sea urchin
limpet and lobster
grey mullet and common seal
200
Which of the following is not an example of an inherited trait?
eye color
hair color
hairstyle
blood type
201
How many oxygen atoms are in one molecule of glucose?
3
36
6
18
202
What's the difference in elevation in meters between Point X and Point Y on the map?
20 m
1600 m
360 m
1240 m
203
Which of the following best describes the weather conditions at Location B?
windy
clear skies & rain
clear skies
cloudy
204
How are populations affected by long-term environmental change?
They may adapt to the new environment, or become extinct
They always become extinct or move from the area.
They can only change their niche.
They are not affected by long-term changes.
205
A car takes a fast right turn hoping to beat the red light.
acceleration
speed
velocity
none of the above
206
Which of the following is NOT an abiotic factor?
sunlight
organisms
temperature
water
207
How do astronomers gain information about components of the universe?
by taking samples from the components
by analyzing electromagnetic radiation coming from component
none of the above
by creating models
208
The energy an object has due to its motion.
nuclear energy
thermal energy
kinetic energy
potential energy
209
An atom has 25 protons, 30 neutrons, and 25 electrons. What is the charge of the atoms nucleus?
+30
+25
-20
-25
210
Approximately how many days does it take the moon to go through a complete cycle?
29
27
7
11
211
A change in the speed or direction in which an object is traveling.
none of the above
acceleration
speed
velocity
212
Which of the following is true of groups on the periodic table?
horizontal rows; group number equals valence electrons
vertical columns; group number equals number of orbitals
horizontal rows; group number equals number of orbitals
vertical columns; group number equals valence electrons
213
Organisms classified in the Animal Kingdom most commonly reproduce
none of the above
sexually
asexually
by vegetative propagation
214
Answer the following.
Black maple
Ginkgo
Horse chestnut
Honey locust

STAAR Science 8 Review: RC 1-4 Flashcards | StudBud