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Energy Review
Test Description: Question over energy from unit 4
Instructions: Answer all questions to get your test result.
1) This form of energy is present every time you have have an energy conversion.
A
Nuclear
B
Thermal
C
Electrical
D
Electromagnetic
2) All energy is labeled in units called
A
joules
B
newtons
C
watts
D
m/s
3) Mass x 9.8 x height =
A
speed of light
B
kinetic energy
C
mechanical energy
D
gravitational potential energy
4) The sun's energy originates from
A
chemical energy
B
nuclear energy
C
thermal energy
D
electromagnetic energy
5) A pendulum in motion eventually stops because
A
the kinetic and potential energy are balanced
B
the energy is destroyed
C
the pendulum runs out of power
D
friction converts the mechanical energy to thermal energy
6) Kinetic energy depends on
A
only mass
B
both mass and velocity
C
height
D
only velocity
7) Plants during photosynthesis convert electromagnetic energy to
A
nuclear energy
B
GPE
C
chemical energy
D
electromagnetic energy
8) Electromagnetic energy from the sun arrives on earth via
A
conduction
B
magic
C
radiation
D
convection
9) A 1200-kilogram car traveling at 30 m/s has how much kinetic energy?
A
1080000 J
B
36000 J
C
18000 J
D
540000 J
10) Which below is an example of elastic potential energy?
A
A car engine burning gasoline
B
A basketball sitting on a closet shelf
C
The sun converting hydrogen atoms to helium atoms
D
Bending a spring and holding that spring
*select an answer for all questions
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