Physical ScienceChapter 15 Review Game
EnergyEnergyForms of Energy
Energy Conversion
sProblemsProblems
1 point 1 point 1 point 1 point
2 points 2 points 2 points 2 points
3 points 3 points 3 points 3 points
4 points 4 points 4 points 4 points
5 points 5 points 5 points 5 points
Work is the transfer of this.
1 point Check
What is energy?
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This is transferred by a force moving an object
through a distance.
2 points Check
What is the energy?
2 points Back to Category Slide
The energy of motion.
3 points Check
What is kinetic energy?
3 points Back to Category Slide
A canoe with a mass of 30 kg floats downriver at 2
m/s. What is its KE?
4 points Check
What is 60 J?
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An object’s gravitational PE is related to these
things.
5 points Check
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What are height, mass, and acceleration due to
gravity?
The type of energy that increases when an
object becomes warmer.
1 point Check
What is thermal energy?
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The total of an object’s kinetic and potential
energy.
2 points Check
What is mechanical energy?
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The law of conservation of energy states this.
3 points Check
What is energy cannot be created or destroyed,
but can be converted to other forms?
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Energy and work are measured in this unit.
4 points Check
What is Joule?
4 points Back to Category Slide
The kinetic energy of an object is proportional to the square
of its ___________.
5 points Check
What is velocity?
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Energy that is stored due to its position or shape.
1 point Check
What is potential energy?
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Energy resources that exist in limited amounts and, once used, cannot be
replaced except over the course of millions of years.
2 points Check
What are nonrenewable energy resources?
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Show how the units in the KE equation are equal to one Joule.
3 points Check
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Kg-m2/s2 = N-m = J
This increases the elastic potential energy of a
spring.
4 points Check
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What is compressing or stretching the spring?
The KE of a moving cart with a mass of 74 kg
and velocity of 52 m/s.
5 points Check
What is 200,096 J?
5 points Back to Category Slide
The PE of a 99 kg rock 5 m off the ground.
1 point Check
What is 4851 J?
1 point Back to Category Slide
The KE of a 12000 g chair sliding across the floor at 3
m/s.
2 points Check
What is 54 J?
2 points Back to Category Slide
The gravitational PE of a skydiver having a mass of 76 kg at the instant she is 1000 m in the air moving
at a rate of 29 m/s.
3 points Check
What is 744,800 J?
3 points Back to Category Slide
The KE of a ball with a mass of 145 g moving
horizontally through the air at a speed of 5 m/s at a
height of 47 m.
4 points Check
What is 1.81 J?
4 points Back to Category Slide
The beginning KE of a pendulum at the highest point in its swing with a beginning PE of 45 J and a KE of 45 J at its lowest point in the swing.
5 points Check
What is 0 J?
5 points Back to Category Slide