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The total kinetic energy of two cars is measured before and after they crash into each other. The total kinetic energy of the two cars after the crash is less than the total kinetic energy before the crash. Which explains the loss of KE
30-40kg
20 joules
Lifting it to a high shelf
Solid
Kinetic energy increases as speed increases
Some of the car's kinetic energy was converted to sound and heat energy
The brightness of the bulb
Geothermal
What is the energy called that comes from the heat of the earth
30-40kg
20 joules
Lifting it to a high shelf
Solid
Kinetic energy increases as speed increases
Some of the car's kinetic energy was converted to sound and heat energy
The brightness of the bulb
Geothermal
A graph showing the kinetic energy of a 10 kg object at different speeds is below: Based on the information in the graph, we can predict that the kinetic energy of the object at 2 m/s would be
30-40kg
20 joules
Lifting it to a high shelf
Solid
Kinetic energy increases as speed increases
Some of the car's kinetic energy was converted to sound and heat energy
The brightness of the bulb
Geothermal
Sound waves travel the fastest through which state of matter?
30-40kg
20 joules
Lifting it to a high shelf
Solid
Kinetic energy increases as speed increases
Some of the car's kinetic energy was converted to sound and heat energy
The brightness of the bulb
Geothermal
A graph showing the kinetic energy and mass of objects traveling at 10 m/s is shown. In order for an object moving at 10 m/s to have a kinetic energy of 1800 Joules, the object must have a mass in the range of
30-40kg
20 joules
Lifting it to a high shelf
Solid
Kinetic energy increases as speed increases
Some of the car's kinetic energy was converted to sound and heat energy
The brightness of the bulb
Geothermal
This illustration shows a hand generator. Turning the handle of the generator spins a magnet and creates an electric current that lights the bulb. Which of the following observations can be used to indicate the strength of the current created by th
30-40kg
20 joules
Lifting it to a high shelf
Solid
Kinetic energy increases as speed increases
Some of the car's kinetic energy was converted to sound and heat energy
The brightness of the bulb
Geothermal
A book sitting on a table has potential energy because of the gravitational pull of the earth. Which of the following would increase the potential energy of the book?
30-40kg
20 joules
Lifting it to a high shelf
Solid
Kinetic energy increases as speed increases
Some of the car's kinetic energy was converted to sound and heat energy
The brightness of the bulb
Geothermal
A graph showing the kinetic energy and speed of a moving object is provided. Which of the following can be concluded from the graph
30-40kg
20 joules
Lifting it to a high shelf
Solid
Kinetic energy increases as speed increases
Some of the car's kinetic energy was converted to sound and heat energy
The brightness of the bulb
Geothermal
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Match it!
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