Energy Physics

Which statement best defines Mechanical Energy?

• Energy produced by a machine or moving part.

• Energy that is produced by an electrical current in a circuit.

• Energy from the sun.

• Energy that travels in waves due to vibrations.

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Does your desk have kinetic energy right now? Explain and justify your answer.

• yes because it is sliding across the room right now

• no because it is not moving

• yes because it has someone sitting in it

• no because it is here on earth

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What energy do you produce riding your bike? __________

• Sound Energy

• Mechanical Energy

• Light Energy

• Electrical Energy

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Jason climbs a ladder to hang lights on his house.  What type of energy does he use?

• Electrical Energy

• Mechanical Energy

• Thermal Energy

• Sound Energy

What is an example of potential energy?

• A book sitting on a shelf

• A car moving down the highway

• A person playing basketball

• Both B and C

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If a toy car rolls along a sidewalk, that is level, what would cause it to lose its kinetic energy?

• Heat

• Friction

• Magnetism

• Temperature

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All of the following are examples demonstrating mechanical energy EXCEPT –

• an oven cooking food.

• a fan blowing out air. 

• a boy riding a bicycle.

• a girl writing with a pen.

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is the type of energy an object has because of its motion; many of the forms of energy fall under this type of energy, such as mechanical energy, thermal energy, and radiant energy.

• Kinetic Energy

• Potential Energy

• Chemical Energy

• Electrical Energy

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is the type of energy that is stored in an object; energy that an object has because of its position relative to other objects. (Example: pulled back rubber band)

• Kinetic Energy

• Potential Energy

• Solar Energy

• Mechanical Energy

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________________ is the energy released when the nucleus of an atom is split apart (during fission) or combined with another nucleus (during fusion).

• Solar Energy

• Thermal Energy

• Mechanical Energy

• Nuclear Energy

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