Kinetic And Potential Energy (7.P.2.2) Question Preview (ID: 37788)


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If the motion of an object increased, which type of mechanical energy was gained by the object?
a) chemical energy
b) gravitational potential energy
c) kinetic energy
d) electromagnetic energy

Which type of energy is changed by plants into chemical energy? (photosynthesis)
a) gravitational
b) nuclear
c) thermal
d) solar

The primary function of a doorbell circuit is to convert electrical energy into
a) radiant energy
b) chemical energy
c) sound energy
d) mechanical energy

As a roller coaster car travels down a hill, which type of change in energy allows it to speed up?
a) potential energy changing into heat energy
b) potential energy changing into kinetic energy
c) kinetic energy changing into heat energy
d) kinetic energy changing into potential energy

As height decreases, an objects
a) potential energy increases and kinetic energy decreases.
b) potential energy and kinetic energy increases.
c) potential energy decreases and kinetic energy increases.
d) potential and kinetic energy decreases.

As height increases, an objects
a) potential energy increases and kinetic energy decreases.
b) potential energy and kinetic energy increases.
c) potential energy decreases and kinetic energy increases
d) potential and kinetic energy decreases.

Which glass has the most potential energy?
a) A glass on the floor
b) A glass on top of the refrigerator
c) A glass on a coffee table
d)

A book is sitting on a table. Which of the following actions would add to its potential energy?
a) Sliding it across the table
b) Opening it to the middle
c) Dropping it on the floor
d) Lifting it to a high shelf

What is potential energy?
a) The energy that an object has due to movement
b) Energy that an object might have if it existed
c) Stored energy that an object has due to its position
d)

During an investigation on energy, Seth rolls marbles of four different masses down a ramp. Which size marble will have the greatest kinetic energy when it reaches the bottom of the ramp?
a) 2 grams
b) 3 grams
c) 5 grams
d) 6 grams

Kinetic energy is the energy possessed by an object due to its
a) motion
b) inertia
c) height
d) temperature

Which of these is an example of kinetic energy at work?
a) A ball stuck in a tree
b) A frisbee flying through the air
c) A car in the garage
d)

What kind of energy change occurs when a battery is operating a remote control toy?
a) Heat energy is changed to light energy.
b) Heat energy is changed to heat energy.
c) Potential energy is changed to kinetic energy.
d) Chemical energy is changed to kinetic energy.

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