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Year End 7th grade Science Quiz Flashcards | StudBud
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Year End 7th grade Science Quiz
Year End 7th grade Science Quiz
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1
Where are the Metals vs Nonmetals in the Periodic Tables ?
Metals: Top, Non-Metals: Bottom
Metals: Right, NonMetals: Left
Metals: Left Side, Non-Metals: Bottom
Metals: Left, NonMetals: Right
2
Which of the following involves an
INCREASE
in kinetic energy?
Condensation
Freezing
Evaporation
Deposition
3
Watersheds are...
Water with sheds in them
an area of land that creates ecosystem stability
an area of land that supplies water to a river system
Sheds with water in them
4
A student wonders: Does the
number of fins
affect
how high a rocket goes
? What is their INDEPENDENT VARIABLE?
The amount of alka seltzer in their rocket
Height of the rocket
Number of fins
Weather outside
5
Which list shows the properties of metals?
good conductor of electricity, shiny, malleable
good conductors of heat, dull, shiny
malleable, ductile, brittle
dull, insulators & brittle
6
On this coaster where is the
most Kinetic Energy
?
In the loops
At the top
In the woods next to it
Near the bottom of the first hill
7
Which group is the
least
reactive group on the periodic table?
alkali metals
alkaline earth metals
noble gases
8
What Science class are you taking next year?
Physical Science
Science 8
I don't rememer
9
Which is true about sea breezes?
The ocean warms up more quickly than the cooler land masses.
When both the land and the ocean have warmer temperatures.
They form when both the land and the ocean have cool temps
The land warms up more quickly than cooler ocean waters
10
Heat always flows from ___________ to ___________.
hot, cold
cold, hot
11
What is this moon's
shape
?
gibbous
crescent
quarter
12
The part of the solution that does the dissolving is known as the __________.
Solute
Solvent
Solution
Colloid
13
On this roller coaster where is the
most Potential Energy
?
At the top
At the bottom
In the loops
In the river
14
If there were no plants or trees, what would happen to the level of CO
2
in the atmosphere?
It would decrease
It would increase
15
When the altitude increases, what happens to the air density?
It stays the same
It increases
It decreases
16
Which group is the most reactive group on the periodic table?
noble gases
alkali metals
alkaline earth metals
17
What powers the water cycle?
Hydroelectric power
The Sun
The Wind
Magic!
18
What does this picture represent?
compound
mixture of elements and compounds
mixture of compounds
mixture of elements
19
Because of the law of conservation of energy, we know that this amount of energy is lost.
None
Some
All
20
Which
phase
of the moon is this?
Third Quarter
Full Moon
First Quarter
21
Which phase change turns a liquid into a solid?
Melting
Evaporation
Condensation
Freezing
22
The study of of how things interact with one another and their environment.
zoology
ecology
biology
all of the above
23
What is the difference between groundwater and runoff?
Runoff ends up in the ocean. Groundwater always freezes.
Groundwater soaks into the ground. Runoff goes into bodies of water
Groundwater evaporates. Runoff soaks into the ground.
24
What was your favorite unit?
Water
Energy
Ecology
Chemistry
25
Which of Earth’s spheres includes all of the mountains on Earth?
Atmosphere
Geosphere
Biosphere
Hydrosphere
26
Climate is best represented by . . .
1 year
1 month
1 day
30+ years
27
Which reservoir in the water cycle contains the most water?
Lakes
Atmosphere
Oceans
Groundwater
28
What does this picture represent?
mixture of elements
mixture compounds
element
compound
29
What type of charge does a hydrogen atom have on a water molecule?
none
positive
negative
both
30
Salt water is a mixture of two compounds.
True
False
31
Is this moon phase waxing or waning?
Waning
Waxing
32
How near or far you are from the equator is called
GPS
Longitude
Latitude
33
What is it called when water vapor is released into the air by plants?
evaporation
condensation
sublimation
transpiration
34
Accord to Bill Nye the Science Guy...
"Science rules!"
"Science is pretty good"
"Science has it's moments"
"Science, yup."
35
Burning your hand by touching a hot pan
Radiation
Conduction
Convection
36
When there is friction, some of an object's energy is lost as this type of energy.
Electrical Energy
Thermal Energy
Elastic Energy
37
What level
best describes
this image?
Community
Organism
Ecosystem
Population
38
These are between metals and non metals, having properties of both
Nonmetals
Metals
Nonmetalloids
Metalloids
39
In the atmosphere, where is it good to have ozone and where is bad to have ozone?
It is good in the tropsphere and bad in the stratosphere
It is good in the stratosphere and bad in the tropsphere
40
Which of the following is not the non-metals' properties?
shiny
low melting point
brittle
low boiling point
41
Which of these are examples of kinetic energy? (two correct answers)
Thermal Energy
Gravitational Energy
Chemical Energy
Electrical Energy
42
An organism that eats meat.
all of the above
consumer
carnivore
lion
43
How has the rate of global warming changed in recent years?
It has increased at a rapid rate in recent years.
It has decreased.
It has increased at a steady rate over the last 100 years.
It has leveled out.
44
Which of the following is
NOT
a phase change?
Dissolving
Evaporation
Melting
Freezing
45
What word describes all the mammals, fish, plants, sun, soil, water, etc. in an environment?
community
ecosystem
biosphere
none of the above
46
Where would a person measure the LOWEST air pressure reading?
Halfway up the mountain
Top of the mountain
By the ocean
47
What causes surface ocean currents to curve?
The tilt of Earth’s axis.
Earth turns (rotates) on its axis.
The pull of the moon on Earth.
Earth is round.
48
What process describes a gas changing BACK to a liquid
evaporation
Transpiration
Consdensation
Infiltration
49
What kind of pollution comes from a specific site?
air pollution
water pollution
non point source pollution
point source pollution
50
What does the ozone layer do?
Absorbs UV radiation from the sun
Damages the earth
Pollutes the atmosphere
51
Less dense warm fluids flow __________.
upward
downward
52
A student measures the
pH
of a water sample to be
10
. Which is considered . . .
Acidic
Basic
Neutral
53
How are the water molecules spaced in solid water versus liquid water?
same
the same
closer together
farther apart
54
When a substance freezes, the particles move...
Slower
Faster
55
A hawk eats a mouse. Which one is the predator?
hawk
neither
both
mouse
56
Which of these are examples of potential energy? (two correct answers)
Electrical Energy
Chemical Energy
Thermal Energy
Gravitational Energy
57
Which letter shows a transformation that involves an
increase
in kinetic energy?
A
C
B
