WorksheetsChapter 13 Energy Test
Total questions: 16
Worksheet time: 8mins
Name
Class
Date
1.
The Sun's energy reaches Earth as ______________.
a)
heat energy and light energy
b)
kinetic energy and light energy
c)
kinetic energy and chemical energy
d)
electrical energy and chemical energy
2.
What happens when we burn fuels such as coal and gasoline?
a)
We change heat energy to light energy to do work.
b)
We change kinetic energy to heat energy to do work.
c)
We release the potential energy within them to do work.
d)
We release the electrical energy within them to do work.
3.
Which of these objects has kinetic energy?
a)
car moving on a road
b)
skier going down a slope
c)
ball rolling down a ramp
d)
all of the above
4.
What happens to the chemical energy in the battery when you use an electric toothbrush?
a)
It changes into kinetic energy and then potential energy.
b)
It changes into potential energy and then kinetic energy.
c)
It changes into electrical energy and then kinetic energy.
d)
It changes into kinetic energy and then electrical energy.
5.
What is an electric circuit?
a)
the movement of electric energy
b)
an outlet you can plug a cord into
c)
the path that an electric current flows through
d)
a machine used to change sunlight into electricity
6.
What is the trough of a wave?
a)
the top of the wave
b)
the width of the wave
c)
the length of the wave
d)
the bottom of the wave
7.
What happens when a warm object comes into contact with a cool object?
a)
The cool object loses heat.
b)
The warm object gains heat.
c)
The warm object loses heat and the cool one gains heat.
d)
The cool object loses heat and the warm one gains heat.
8.
When can you notice friction?
a)
when wood bruns
b)
when sunlight warms the sand at a beach
c)
when you heat frozen vegetables in a pot on the stove
d)
when you warm your hands by rubbing them together
9.
How does heat make liquid water change?
a)
The liquid water becomes ice.
b)
The liquid water becomes a solid.
c)
The liquid water evaporates and disappears.
d)
The liquid water evaporates and becomes a gas.
10.
What is a chemical change that gives off light and heat?
a)
boiling
b)
burning
c)
freezing
d)
evaporating
11.
Look at the illustration. What causes a shadow like the one in the picture?
a)
The path of light is blocked by the puppet.
b)
Light reflects off the puppet onto a surface.
c)
The path of light bends around the puppet.
d)
Light is refracted as it moves through the puppet.
12.
How does the lens in a telescope make objects appear larger?
a)
It reflects light.
b)
It refracts light.
c)
It absorbs light.
d)
It separates light.
13.
How is the length of a sound wave measured?
a)
from the beginning of the wave to the end of the wave.
b)
from the beginning of the wave to half way through the wave.
c)
from the center of one compression to the center of the next compression
d)
from the end of one compression to the beginning of the next compression.
14.
The same sound travels through air, water, milk, and steel. Through which matter will the sound travel most quickly?
a)
air
b)
milk
c)
water
d)
steel
15.
All of the following objects are conductors of electricity except ________.
a)
Wooden Stick
b)
Play Dough
c)
Bananas
d)
Humans
16.
All of the following are insulators and don't allow electricity to pass through except ___________.
a)
Wooden Stick
b)
Plastic Cup
c)
Plastic Tray
d)
Play Dough
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