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Grade 6 Cumulative Test 19/20 Flashcards | StudBud
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Grade 6 Cumulative Test 19/20
Grade 6 Cumulative Test 19/20
72 terms
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StudBud Administration
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Topics covered are water, atmosphere, ecology, VA watershed, solar system and resources
Flashcards
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1
The atmosphere is made up of
water vapor
nitrogen
all of the above
oxygen
2
Using a canvas lunch bag instead of a paper lunch bag is an example of
unnecessary waste
reducing waste
recycling
resuing things
3
The atmosphere stays wrapped around Earth because of
gravity
the stratosphere
heat from the sun
air pressure
4
The spinning of earth on its axis causes_____ and _____
days and years
days and months
years and months
night and day
5
How can the changing climate affect dissolved oxygen levels?
warmer water temperatures decerease the dissolved oxygen
warmer water temperatures increase the dissolved oxygen
nothing happens and the dissolved oxygen stays the same
colder water temperatures decrease the dissolved oxygen
6
How is the biosphere an ecosystem and a collection of ecosystems? (raise your hand to answer)
raise your hand
Raise your hand
7
What does it mean when a scientist says a lake has high turbidity?
The water is very basic
The water has lots of particles in it
The water can support many organisms
The water is very clear
8
The nonliving parts of an ecosystem are
abiotic factors
biotic factors
9
How many tides are there in a 24 hour period
4
3
2
1
10
1n 1957, the _________ launched the rocket that sent the first man-made satellite into orbit
USA
Soviet Union
Germans
British
11
The end of a river is called a river
headwater
mouth
catchement area
flood plain
12
on April 12, 1961, Russian astronaut __became the first human in space, orbiting Earth once
Yuri Gagarin
Valentina Tereshkova
Alexey Leonov
Michael Gorbochov
13
What are two properties of water that are caused by the attractions between water molecules?
cohesion and capillary action
adhesion and capillary action
cohesion and surface tension
adhesion and surface tension
14
The role of an organism in its ecosystem is called an organism's
niche
limiting factor
community
habitat
15
Which statement is true?
All natural resources can be found in nature
All natural resources are nonrenewable
All natural resources cannot be used
All natural resources can be made by people
16
The percent of nonfrozen, fresh water is
1% or less
4%
2%
3%
17
Minerals, oil, and coal are examples of ____resources
renewable
nonrenewable
18
What is the largest watershed in VA?
Cheseapeake
James River
Albemarle Sound
Mississippi River
19
The ability for water to keep its warmt well into the winter relates to water's
specific heat
adhesion
polarity
surface tension
20
Why isn't Pluto considered to be a planet anymore?
It's made of rock
It's a moon
It's made of gas
It hasn't cleared the area around its orbit of objects
21
Something that limits the size of a population is known as a(n)
abiotic factor
biotic factor
limiting factor
enhancing factor
22
violent storms are usually associated with a cold front
true
false
23
Which statement is true?
All of the above
Both Earth and the Moon revolve around the Sun
Earth spins on its axis
The moon revolves around Earth
24
Fertilizers running off land would be considered nonpoint source pollution
False
True
25
A species is closer to extinction if it is
part of a population
part of a community
classified as threatened
classified as endangered
26
What is a watershed?
A shed that hold water
An area that is always dry
An area that is saturated with water for majority of a year
An area of land that water drains too
27
What is the sun?
a star
a galaxy
a planet
a solar system
28
The _________ receives the most direct light from the sun
south pole
equator
southern hemisphere
north pole
29
_____ developed in the 17th century allowing astronomical observations to become more detailed
observations
microscopes
telescopes
inferences
30
Meterologists say "winds blow from high to low" what do they mean? (raise hand answer question)
raise hand
raise hand
31
The ISS (International Space Station) is the largest manmade satellite ever built
False
True
32
Which of the following is a biotic factor in an ecosystem?
sunlight
bacteria
water
soil
33
The most powerful storms on Earth are
hurricanes
hail storms
thunderstorms
tornadoes
34
The part of Earth where organisms can live
biosphere
ecosystem
community
biotic factors
35
How do wetlands prevent flooding?
They block floodwaters from reaching buildings
They help mix floodwater with ocean water
They act like sponges to hold floodwater
They move floodwaters to higher ground
36
What is an aquifer?
a tributary
an underground source of water
a type of river
surface water for organisms
37
How are tides created? Draw diagram
raise hand
raise hand
38
The percent of salt water on Earth is
97%
80%
75%
99%
39
Which of the following are indicators of a healthy water source?
low pH, high nitrates, and low dissolved oxygen
low temperature, high dissolved oxygen, and neutral pH
high turbidity, high dissolved oxygen, and high temperature
high nitrates, high pH, and low temperature
40
Does the sun or moon have greater gravitational influence on Earth's tides? Why? (Raise hand)
raise hand
raise hand
41
What is the source of a river called?
mouth
floodplain
meander
headwater
42
Which of the following drains into the Gulf of Mexico?
The North Carolina Sounds Watershed
The Mississippi River Watershed
The Cheseapeake Bay Watershed
The James River Watershed
43
What makes Earth the only suitable planet for life (raise hand to answer)
Raise hand
raise hand
44
Name the six life stages of a product (raise hand to answer question)
raise hand
raise hand
45
A mixture that forms when one substance dissolves in another is called a
compound
solvent
solution
solute
46
Why do comets only have tails when they are near the sun?
The sun vaporizes the clouds
The sun vaporizes the water
The sun vaporizes the ice
The sun vaporizes the rocks
47
Why is the asteroid belt between Mars and Jupiter?
It looks pretty in that location
The debris had nowhere else to go
The debris is forming a new planet
The gravity of Jupiter is keeping the debris in that space
48
_______ was the first man to set foot on the moon.
Alexey Leonov
Valentina Tereshkova
Neil Armstrong
Yuri Gagarin
49
What does the ozone layer protect life on Earth from?
ultraviolet rays
air pressure
severe weather
air pollution
50
When a total solar eclipse occurs, people all over the world see it
True
False
51
Earth spins around an imaginary line called a(n)
equator
line of longitude
axis
line of latitude
52
Which of these is true?
sea level rise creates more habitat in areas
sea level rise can permanently flood wetlands
sea level rise reduces flooding in the wetlands
sea level rise creates more habitat in the wetlands
53
Estuaries are
places in which fresh water and salt water mix
places that salt water moves to
places that do not contain salt or fresh water
places that fresh water moves to
54
The process by which water and wind pick up soil and move it to a new location is called
weathering
erosion
evaporation
deposition
55
Seasons are a result of
Earth's rotation
the moon's rotation
the moon's revolution
Earth's tilted axis
56
People should never use natural resources
False
True
57
All of the populations that live in an area are known as a(n)
population
habitat
niche
community
58
Which is an example of a renewable resource?
oil
coal
trees
forests
59
A meteor that strikes Earth's surface is called
meteorite
meteoroid
comet
asteroid
60
The amount of ______in the air changes from place to place and time to time
water vapor
oxygen
nitrogen
carbon dioxide
61
Which of the following missions could be powered by ion thrusters?
A repair mission on one of Earth's satellites
A research mission to t;he moon
A deep space exploration mission
All of the above
62
Explain the difference between a food chain and a food web (raise hand to answer)
raise hand
raise hand
63
Climate is what's happening in the atmosphere right now
true
false
64
A sewer drain would be considered point source pollution
true
false
65
______ tides occur when the sun, moon, and Earth are in a straight line. They cause __ tides.
spring; low
neap, high
neap; low
spring; high
66
People need food, clothing, jobs, and a place to live. Each of these things takes space.
True
False
67
A bend in a stream or river is known as a
mouth
cluster
watershed
meander
68
A group of the same type of organism living in the same space at the same time is a(n)
ecosystem
habitat
population
community
69
What is the charge of the Hydrogen end of a water molecule?
negative
positive
both a and b
neutral
70
What is a habitat?
the place where an organism lives
all the nonliving things in an ecosystem
All the living things in an ecosystem
the role of an organism in its environment
71
The study of the interactions in an ecosystem
ecology
ecosystem
sociology
biology
72
What is a shooting star? Raise hand to answer
raise hand
Raise hand to answer
