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Kinetic And Potential Energy (7.P.2.2)
Test Description: KE/PE
Instructions: Answer all questions to get your test result.
1) Kinetic energy is the energy possessed by an object due to its
A
inertia
B
motion
C
temperature
D
height
2) Which of these is an example of kinetic energy at work?
A
A ball stuck in a tree
B
A car in the garage
C
A frisbee flying through the air
3) 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
3 grams
B
6 grams
C
5 grams
D
2 grams
4) What is potential energy?
A
Stored energy that an object has due to its position
B
Energy that an object might have if it existed
C
The energy that an object has due to movement
5) Which glass has the most potential energy?
A
A glass on a coffee table
B
A glass on the floor
C
A glass on top of the refrigerator
6) A book is sitting on a table. Which of the following actions would add to its potential energy?
A
Opening it to the middle
B
Sliding it across the table
C
Lifting it to a high shelf
D
Dropping it on the floor
7) As height increases, an objects
A
potential energy decreases and kinetic energy increases
B
potential and kinetic energy decreases.
C
potential energy and kinetic energy increases.
D
potential energy increases and kinetic energy decreases.
8) 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.
9) As a roller coaster car travels down a hill, which type of change in energy allows it to speed up?
A
kinetic energy changing into potential energy
B
potential energy changing into kinetic energy
C
potential energy changing into heat energy
D
kinetic energy changing into heat energy
10) The primary function of a doorbell circuit is to convert electrical energy into
A
sound energy
B
chemical energy
C
mechanical energy
D
radiant energy
11) Which type of energy is changed by plants into chemical energy? (photosynthesis)
A
nuclear
B
thermal
C
gravitational
D
solar
12) If the motion of an object increased, which type of mechanical energy was gained by the object?
A
chemical energy
B
kinetic energy
C
gravitational potential energy
D
electromagnetic energy
13) What kind of energy change occurs when a battery is operating a remote control toy?
A
Chemical energy is changed to kinetic energy.
B
Potential energy is changed to kinetic energy.
C
Heat energy is changed to heat energy.
D
Heat energy is changed to light energy.
*select an answer for all questions
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