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MOD 4 Energy and Forces Review

Total questions: 25

Worksheet time: 14mins

Name
Class
Date
1.

When you pull a rubber band back and don’t release it what type of energy does the rubber band have?

a)

potential energy

b)

kinetic energy

c)

mechanical energy

d)

chemical energy

2.

Energy of motion is:

a)

potential energy

b)

kinetic energy

c)

chemical energy

d)

wasted energy

3.

What types of energy do we get from the sun?

a)

chemical and radiant energy

b)

nuclear and thermal energy

c)

radiant and thermal energy

d)

light and sound energy

4.

A push or a pull is an example of a:

a)

chemical energy

b)

potential energy

c)

energy

d)

force

5.

What force stops a car at a stop sign?

a)

gravity

b)

friction

c)

motion

d)

energy

6.

What force makes a soccer ball come

back down to the ground?

a)

gravity

b)

friction

c)

motion

d)

energy

7.

Thermal energy _______________ from the stove burner to the pan to the water when you boil water.

a)

transforms

b)

transfers

c)

enters

d)

transpiration

8.

What is the main source of energy in the world?

a)

electricity

b)

magnetism

c)

a power plant

d)

Sun

9.

Plants use ___________ energy to

make _______________ energy.

a)

chemical to food

b)

radiant to electrical

c)

radiant to chemical

d)

chemical to radiant

10.

Which statement best describes the

energy transfers in the gas lantern below.

a)

Light transforms to heat energy.

b)

Chemical energy transforms to light and heat energy.

c)

Heat energy transfers to heat energy.

11.

What type of energy is the man using to move his bike?

a)

chemical energy

b)

electrical energy

c)

potential energy

d)

mechanical energy

12.

What is the energy transformation shown in this picture?

a)

Radiant energy to light energy

b)

Mechanical energy to sound energy

c)

Electrical energy to sound energy

13.
Which color absorbs ALL colors?
a)
yellow
b)
white
c)
black
d)
red
14.
Which way best describes how light moves?
a)
in circles
b)
slowly
c)
straight line
d)
faster through opaque objects
15.
Which of the following explains why an apple looks red?
a)
reflects red and absorbs all other colors
b)
absorbs red and reflect all other colors
c)
reflects all colors
16.

It is best to wear a white shirt on a hot day because white ________________.

a)

reflects all colors

b)

absorbs all colors

c)

refracts all colors

d)

white light has no energy

17.
Sound is caused by....
a)
molecules
b)
vibrations
c)
people
d)
space
18.
how high or low a sound is
a)
frequency
b)
volume
c)
vibration
d)
pitch
19.

How loud or soft the sound is

a)

pitch

b)

acoustics

c)

wavelength

d)

volume

20.

Sound waves travel slowest through a _____

a)

solid

b)

liquid

c)

gas

21.

Sound waves travel faster than light waves.

a)

True

b)

False

22.

What type of simple machine has a ramp that makes it easier for a heavy object to be moved up or down?

a)

lever

b)

pulley

c)

inclined plane

d)

wedge

23.

This picture shows an example of what type simple machine?

a)

pulley

b)

wedge

c)

lever

d)

wheel and axle

24.

A seesaw is an example of what type of simple machine?

a)

wheel and axle

b)

lever

c)

wedge

d)

pulley

25.

What kind of work is made easier by the wheels of this object?

a)

pushing a heavy load

b)

lifting a heavy load

c)

dividing a heavy load

d)

holding a small load