Thermal Energy Flashcard

Front

What happens when ice cubes melt in a glass?

Back

Heat is transferred from the warmer water to the ice cubes.

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Front

Higher temperatures mean faster moving molecules. True or False?

Back

True

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Front

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

Back

Heat

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Front

What is a substance that DOES NOT conduct heat well?

Back

Insulator

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Front

What is the transfer of kinetic energy from one substance to another?

Back

Heat

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Front

What is thermal energy?

Back

Thermal energy is the total kinetic energy of particles in a substance.

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Front

What is the difference between heat and temperature?

Back

Heat is the energy transferred due to temperature difference, while temperature measures the average kinetic energy of particles.

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Front

What is a conductor?

Back

A conductor is a material that allows heat to flow through it easily.

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Front

What is an insulator?

Back

An insulator is a material that does not conduct heat well.

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Front

What happens to molecules in a substance when it is heated?

Back

The molecules move faster and spread apart.

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