Heat Transfer

What is a transfer of heat energy by electromagnetic waves?

• Radiation

• Convection

• Conduction

• Heat

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What is the transfer of heat by movement of liquids or gases?

• Radiation

• Convection

• Conduction

• Heat

Which of the following would reduce the dissipation of energy from a house to the surroundings?

• insulation

• large walls

• thin walls

• metal walls

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What method of heat transfer is this an example of?

• Convection

• Conduction

• Radiation

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Near the ceiling of a room the air is warmer; the warm air rises because of __________.

• conduction

• convection

• radiation

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Thermal energy always moves from ____________ objects to ______________ objects.

• cooler, warmer

• warmer, cooler

• faster, slower

• slower, faster

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Thermal energy stops moving when the objects have the same temperature.

• True

• False

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The amount of energy required to raise the temperature of 1 kilogram of a substance by 1 kelvin is called its

• specific heat

• heat transfer

• change of state

• melting point

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___________________ are materials that ALLOW heat and electricity to move easily through them.

• Conductors

• Insulators

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What is the measurement of the average kinetic energy of a substance?

• Kinetic energy

• Temperature

• Thermal energy

• Potential energy

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