Review Games Question Preview (ID: 42015)
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Which best describes the change in energy that takes place as a log of wood burns?
a) The chemical potential energy in the log of wood decreases.
b) The gravitational potential energy in the log of wood increases.
c) The elastic potential energy of the log of wood decreases.
d) The mechanical potential energy of the log of wood increases.
A raccoon eats berries for energy. What type of energy do the berries provide to the raccoon?
a) electrical energy
b) nuclear energy
c) chemical energy
d) solar energy
Which material best conducts an electric current?
a) glass
b) silver
c) rubber
d) cork
Campers make a campfire with logs. Which is an energy transformation that takes place as the log burns?
a) mechanical energy is transformed into electrical energy
b) light energy is transformed into heat energy
c) electrical energy is transformed into chemical energy
d) chemical energy is transformed into light energy
A student is riding a bicycle. The student pushed down on the pedals and then stops. The energy the student applied to the pedals
a) was changed into other forms of energy
b) was stored for future use.
c) became part of the bicycle.
d) no longer exists.
Sam studied kinetic and potential energy by observing apples on a tree during a field investigation. What type of energy do these apples have?
a) kinetic energy
b) machanical energy
c) gravitational potential energy
d) elastic potential energy
Which of the following is not an example of potential energy?
a) a ball traveling at 10 m/s
b) a compressed spring
c) stress along a fault line
d) a stretched rubber band
1
a) 1
b) 1
c) 1
d) 1
1
a) 1
b) 1
c) 11
d) 1
1
a) 1
b) 1
c) 1
d) 1
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