Energy Theorem and Thermal Energy

The movement of thermal energy from a warmer object to a cooler object is called:

• heat
• temperature
• motion
• momentum

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No more energy can be removed from matter at:

• its freezing point
• 0°C
• absolute zero
• 273 K

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Heat transfer occurs:

• in many directions
• both from warm objects to colder ones and from cold objects to warmer ones
• only from warm objects to colder ones
• only from cold objects to warmer ones

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A measure of the average kinetic energy of the individual particles in an object is called:

• thermal energy
• conduction
• convection
• temperature

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When you touch something that feels cold, 

• heat from your hand moves into the cold substance.
• coldness moves from the cold substance into your hand.
• it melts.
• it freezes.

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What is the temperature on the thermometer?

•  28° Celsius 
•  20° Fahrenheit 
•  18° Celsius 
•  20° Celsius 

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Energy that moves particles of matter is 

• temperature
• thermal energy
• heat
• friction

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Why does a diver wear a wet suit?

• To keep in thermal energy.
• To keep from getting cuts.
• To keep from sinking.
• To keep out cold.

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What does absolute zero mean?

• A failed quiz.
• The lowest temperature possible.
• The hottest temperature possible.
• A race.

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The temperature of a substance increases as___.

• the substance expands
• the average kinetic energy of its particles increases
• the substance's volume increases
• the substance's mass increases

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