WorksheetsWhat is Energy?
Total questions: 15
Worksheet time: 8mins
The kinetic energy of an objet is equal to one half its mass multiplied by its speed.
squared
cubed
to the fourth power
the the fifth power
The gravitational potential energy of an object is equal to its weight multiplied by its
depth
height
volume
diameter
Energy is the ability to do work or cause
events
change
friction
explosions
Energy and work are measured in
newtons
joules
hertz
kilograms
When you do work on an object, some of your energy is transferred to that object.
true
false
Power is the rate at which energy is exerted.
true
false
Potential energy results from the height or position of an object.
true
false
A stretched rubber band has elastic potential energy.
true
false
A change in an object's speed has a greater effect on its kinetic energy than a change in its mass does.
true
false
A mountain climber at the peak has elastic potential energy.
true
false
An object's kinetic energy is affect by what two factors?
mass and weight
height and weight
speed and height
mass and speed
If an object's mass increases, it's kinetic energy will ______.
increase
decrease
stay the same
Joe hits a tennis ball with a ping pong paddle and a baseball bat. Which object transfers more energy to the tennis ball?
ping pong paddle
baseball bat
Which object has more gravitational potential energy: A book lifted 1 meter off the ground, or the same book lifted 10 meters off the ground?
book 1 meter off the ground
book 10 meters off the ground
they have the same potential energy
A roller coaster is moving along a track. At which point on the track does the coaster have the most kinetic energy?
as soon as it starts going down the tallest hill
at the bottom of a hill
in the middle of a hill
it has the same kinetic energy throughout the whole coaster
