Heat & Energy Quiz

When you rub your hands together, heat is produced by

• heat
• friction

A metal spoon is placed in a pan of hot water. Which can you infer will happen?

• Heat will move from the spoon to the water.
• Heat will move from the water to the spoon.
• The temperature of the water will increase over time.
• Nothing 

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The transfer of thermal energy from a warmer object to a cooler object is called ___________.

• Heat
• Temperature

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The transfer of heat through electromagnetic waves.

• Rarefraction
• Radiation
• Radon
• Convection

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Foam cups help keep hot drinks hot because the foam is a good __________________.

• insulator

• metal

• radiator

• conductor

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A medium is not required to transfer energy in which form of heat transfer?

• conduction

• convection

• radiation

• insulator

A substance that does not allow heat energy to pass through easily known as:

• a conductor

• an insulator

• a convector

• a radiator

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What is Convection?

• When heat is passed from particle to particle through an object.

• When particles get heated, expand, and become less dense.

• When heat transfers by waves through empty space.

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Bradley has a manual can opener.  Bradley has to turn the lever on the can opener in order for the blade to turn and open up the can.  Which form of energy does the lever possess as Bradley turns it?

• Electrical energy
• Sound energy
• Mechanical energy
• Light energy

What is energy?

• moving energy

• stored energy

• renewable energy

• The ability to do work.