WorksheetsSound and Mechanical Energy
Total questions: 9
Worksheet time: 5mins
Name
Class
Date
1.
When you hear music, what is your ear actually detecting?
a)
notes from the speaker
b)
waves created by vibrations
c)
electrical currents traveling through the air
d)
sound atoms coming from the sound
2.
Barbara went bike riding. Her pedaling caused the bike to move. Which form of energy allowed the bike to move?
a)
sound
b)
light
c)
thermal
d)
mechanical
3.
The amount of kinetic energy an object has depends on its -
a)
mass and volume
b)
volume and friction
c)
mass and speed
d)
speed and density
4.
What is potential energy?
a)
the energy an object has due to its position or condition
b)
the energy an object has due to its motions
c)
the energy an object has due to its chemical composition
d)
theh energy an object has due to its atomic structure
5.
When does an object have no kinetic energy?
a)
when it is at rest
b)
when it is moving very slowly
c)
when the only force that is acting on it is gravity
d)
when it has no electrical charge
6.
In which situation could sound not travel?
a)
through a plaster wall
b)
through the air
c)
through a vacuum in space
d)
through the water
7.
A student launches a paper plane during a science investigation. Which type of energy is observed as the paper plane flies?
a)
light
b)
thermal
c)
electrical
d)
mechanical
8.
Which form of energy below is produced by hitting a drum?
a)
heat
b)
light
c)
sound
d)
solar
9.
How does blowing through a pipe produce a sound?
a)
air is absorbed by the pipe
b)
the pipe speeds up the air
c)
air in the pipe vibrates
d)
the pipe cools the air
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