Worksheets2nd Semester Final - Review
Total questions: 72
Worksheet time: 1hrs 27mins
Name
Class
Date
1.
What could happen if people threw their trash into a stream?
a)
The animals would live longer
b)
Animals would drink all of the water
c)
The environment would not be affected
d)
Animals would not have clean water to drink
2.
A farmer is using a crop duster to help spray chemicals on his crops to kill insects. The chemicals the farmer uses seeps into the soil and drains into the nearby river. How does this affect the animals that live in the river?
a)
They swim away
b)
They change color
c)
They get sick or die
d)
The chemicals give them more energy
3.
Most water pollution is the result of
a)
human activities.
b)
drought.
c)
volcanic eruptions.
d)
storms.
4.
What is trash on the ground called?
a)
oil slick
b)
smog
c)
litter
5.
Which human activity would be most likely to have a negative impact on the environment?
a)
Planting trees to control soil erosion
b)
Limiting the use of chemicals that kill weeds.
c)
Stopping the draining of swamps.
d)
Burning coal and oil to generate electric power.
6.
This type of pollution inhibits people from seeing the stars and planets.
a)
Light Pollution
b)
Water Pollutilon
c)
Air Pollution
7.
It is important to conserve nonrenewable resources because they...
a)
may be used up in the future.
b)
are easier to find.
c)
come from remains of plants or animals.
8.
Students can conserve aluminum by doing which of the following?
a)
Crushing aluminum cans
b)
Only buying drinks in aluminum cans
c)
Rinsing and then throwing out the aluminum
d)
Putting the aluminum cans into the recycling bin
9.
Which is true of air pollution and human health?
a)
Years of research link air pollution to lung diseases.
b)
Air pollution is commonly listed as a cause of death.
c)
None of the health effects of air pollution are reversible.
d)
Healthy adults are most affected by air pollution.
10.
Energy sources are considered nonrenewable if they cannot be replenished (made again) in a short period of time. __________ energy sources such as solar and wind can be replenished naturally.
a)
Non renewable
b)
Renewable
c)
Energy
11.
What is a renewable resource?
a)
one that can be replaced quickly
b)
one that is man-made
c)
one that comes from the sun
d)
one that will never run out
12.
Fertilizers and pesticides that eventually run off into the closest river or ocean are examples of
a)
point source pollution
b)
non-point source pollution
c)
sewerage
d)
road runoff
13.
Coal, oil and gas are examples of
a)
Shell Fuels
b)
Bone fuels
c)
Fossil fuels
d)
Sea fulels
14.
Why do people use commercial fertilizers if they are so evil?
a)
Because people are evil.
b)
To produce high yields, quickly.
c)
To prevent eutrophication.
d)
Because they smell delightful.
15.
This picture shows people walking through a highly-polluted city in China. From what type of pollution are they protecting themselves based on what they are wearing?
a)
air pollution
b)
water pollution
c)
land pollution
d)
noise pollution
16.
Which transverse wave has the highest frequency?
a)
1
b)
2
c)
3
d)
4
17.
As the wavelength of the wave increases, the frequency -
a)
decreases
b)
increases
c)
fluxuates
d)
remains the same
18.
What is the difference between a longitudinal wave and a transverse wave
a)
Transverse goes side to side
b)
Longitudinal goes up an down
c)
Transverse goes up and down, longitudinal goes side to side
d)
None
19.
Waves, including light waves and s waves, that moves perpendicular to the direction the wave is traveling are:
a)
Electromagnetic Spectrum
b)
Transverse Waves
c)
Medium
d)
Light Waves
20.
Transverse waves that travel through underground rocks during earthquakes, also called secondary waves, are:
a)
Medium
b)
Trough
c)
P Waves
d)
S Waves
21.
What word describes the number of waves that pass a certain point in a given amount of time?
a)
Rarefaction
b)
Pitch
c)
Frequency
d)
Amplitude
22.
Which letter(s) represent the trough of the wave?
a)
A
b)
B & D
c)
D
d)
C & G
23.
What do waves carry?
a)
Molecules
b)
Energy
c)
Matter
d)
Water
24.
Electromagnetic waves like light waves and x-rays are:
a)
Compressional waves
b)
Transverse waves
25.
Which vocabulary term is used to identify the distance between points C & G?
a)
Amplitude
b)
Crest
c)
Frequency
d)
Wavelength
26.
What property of the wave is represented by the letter "B"?
a)
amplitude
b)
crest
c)
trough
d)
wavelength
27.
What do we call the top of the wave?
a)
crest
b)
trough
c)
amplitude
d)
frequency
28.
What do we call the part of a compressional wave that is when the waves are squeezed together?
a)
compression
b)
rarefaction
c)
crest
d)
trough
29.
What do we call the part of a compressional wave that is spread apart?
a)
compression
b)
rarefaction
c)
crest
d)
trough
30.
This type of Electromagnetic wave shows a break in bones.
a)
gamma ray
b)
x-ray
c)
brokenometer
d)
radio wave
31.
What is a wave?
a)
a disturbance in a medium
b)
a small disturbance
c)
a medium disturbance
d)
a large disturbace
32.
Which of these waves can travel in a vacuum (empty space)?
a)
sound wave
b)
radio wave
c)
compressional wave
d)
water wave
33.
What causes a free falling object to accelerate?
a)
inertia
b)
mass
c)
gravity
d)
speed
34.
A student stands on a scale, and the scale reads 85 pounds. What is being measured by the scale?
a)
the force of gravity acting on the student
b)
the mass of the student
c)
the air pressure surrounding the student
d)
the volume of the student
35.
A student drops a bowling ball and an apple from a third-story window. Both objects hit the ground at the same time.
From the experiment the student should conclude that...
From the experiment the student should conclude that...
a)
gravity pulls on both objects, causing them to fall at the same rate.
b)
more air friction is acting on the apple than on the bowling ball.
c)
the bowling ball speeds up faster than the apple.
d)
the apple weighs more than the bowling ball.
36.
When a heavy football player and a light one run into each other, who exerts more force?
a)
The heavy one
b)
The light one
c)
They are equal
d)
there is no such thing as force
37.
When Ronda Rousey got kicked in the face, What is the interaction pair?
a)
The foot and the face
b)
Ronda Rousey and media criticism
c)
The foot and the air flow
d)
Ronda Rousey and the floor
38.
A book rests on a table. The force of gravity pulls down on the book with a force of 20 newtons. What prevents the books from accelerating downward at 9.8 m/sec2
a)
The table presses back up on the book with an equal and opposite force of 20 newtons.
b)
The table presses back up on the book with a force greater than 20 newtons.
c)
The table and the book together are accelerating downwards at 9.8 m/sec2
d)
The inertia of the book holds it up
39.
A(n) __________ is a push or pull.
a)
newton
b)
acceleration
c)
force
d)
momentum
40.
The gravitational force of Earth of an object decreases as the object moves farther from Earth.
a)
True
b)
False
41.
If a feather and a hammer are dropped at the same time on the moon, where there is no atmosphere, which one will hit the ground first?
a)
Neither, there is no gravity on the moon.
b)
hammer because it has more mass
c)
feather because it has less mass
d)
both will hit at the same time
42.
Every object in the universe attracts every other object.
a)
Law of Universal Gravitation
b)
Mass and Distance
c)
Inertia
d)
Newton's First Law of Motion
43.
What does the strength of gravity between two objects depend upon?
a)
Mass & distance
b)
Mass & weight
c)
Gravity & inertia
d)
Inertia & mass
44.
The amount of matter in an object
a)
mass
b)
weight
c)
inertia
d)
gravity
45.
As an object's mass increases, its gravitational pull will ____________.
a)
decrease
b)
increase
c)
stay the same
d)
get weaker
46.
Objects tendency to resist change
a)
Friction
b)
Inertia
c)
Force
d)
Gravity
47.
F = MxA
a)
1st
b)
2nd
c)
3rd
48.
According to Newton’s first law of motion, a moving object that is not acted on by an unbalanced force will
a)
remain in motion.
b)
eventually come to a stop.
c)
change its momentum.
d)
accelerate.
49.
Forces always act in equal and opposite pairs.
a)
Newton's 1st Law
b)
Newton's 3rd Law
c)
Newton's second law
50.
The SI units for force are...
a)
Kilograms
b)
Newtons
c)
Meters per second
d)
Pounds
51.
What is Newton's First Law
a)
F=ma
b)
Every action has an equal and opposite reaction
c)
An object at rest stays at rest, an object in motion stays in motion.
d)
Friction
52.
What is the force required to accelerate a 2 kg mass at 6 m/s2?
a)
3 N
b)
12 N
c)
8 N
d)
12 m/s2
53.
Which one is an example of recycling?
a)
Reusing a paper bag for lunch.
b)
Using less water to take a bath.
c)
Making new glass bottles from old ones.
d)
Using plastic cups instead of paper cups.
54.
To help our environment, you should
a)
recycle, remember, and reduce.
b)
reduce, reuse, and recycle.
c)
reduce, repair, and recycle.
d)
reuse, replace, and recycle.
55.
Where is pollution found on the earth?
a)
only in the air
b)
only on the land
c)
only in the water
d)
on land, in the air, and in the water
56.
Why is it important that people conserve, or save, resources?
a)
They will become renewable.
b)
They will be used up quickly.
c)
Their supplies will increase.
d)
They will last longer.
57.
Which one BEST describes a nonrenewable resource?
a)
It is one that will run out one day and can’t be replaced.
b)
It will last for about 100 years.
c)
It can be replaced again and again.
d)
It will never run out.
58.
Which is one reason that trash and litter can hurt wildlife?
a)
Wildlife are afraid of human garbage.
b)
Trash covers the scent of other animals they are hunting.
c)
Wildlife may try to eat plastics and choke on them.
d)
Trash and litter removes their camouflage.
59.
What is an example of biomass?
a)
a solar home
b)
wind turbine
c)
wood, trash, gas
d)
a dam
60.
What gets energy from the sun?
a)
hydropower
b)
solar energy
c)
wind
d)
biomass
61.
What is geothermal energy?
a)
energy from the sun
b)
the force of wind
c)
heat from the stove
d)
heat from within the Earth
62.
which part of an atom moves to create current?
a)
proton
b)
neutron
c)
electron
63.
Which renewable energy does not require spinning a turbine?
a)
hydroelectric
b)
wind
c)
tidal
d)
photovoltaic cells
64.
Which one of these is not renewable?
a)
Trees
b)
Wind
c)
Solar
d)
Uranium
65.
All are examples of non renewable except
a)
Coal
b)
Petroleum
c)
Hydropower
d)
Uranium
66.
What is the disadvantage of coal?
a)
Air Pollution
b)
Not much left
c)
World does not use much
d)
It is only used to roast hot dogs
67.
What is a disadvantage of renewable energy?
a)
Electricity is cheaper
b)
Third world countries can have more energy
c)
People are more independent
d)
Most sources are expensive to get started
68.
Nuclear power is energy created from
a)
Helium
b)
Wood
c)
Uranium
d)
Iron
69.
Energy is the ability to do
a)
your math homework
b)
arts and crafts
c)
nothing
d)
work
70.
Renewable energy is energy from a source that will not
a)
be used up
b)
made again
c)
make a mess
d)
smell bad
71.
Kinetic energy is energy that is in
a)
motion
b)
a high place
c)
storage
d)
the dark
72.
An inexhaustible resource is
a)
coal
b)
solar
c)
oil
d)
petroelum
100 %
