Thermal Energy Flashcard

Front

What happens to the movement of particles in colder water compared to hotter water?

Back

Particles in colder water move less than particles in hotter water.

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NGSS.MS-PS1-4

Front

What is a closed system?

Back

A closed system is one in which no matter can enter or exit.

Front

What happens to the kinetic energy of molecules when things get hotter?

Back

When things get hotter, its molecules are moving faster and have more kinetic energy.

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NGSS.MS-PS3-4

Front

What happens to the kinetic energy of molecules when things get colder?

Back

When a thing gets colder, its molecules are moving slower and have less kinetic energy.

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Front

What is kinetic energy?

Back

The energy an object has because it is moving.

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Front

How does temperature affect particle movement?

Back

Higher temperature increases particle movement, while lower temperature decreases it.

Tags

NGSS.MS-PS1-4

Front

What is the relationship between temperature and kinetic energy?

Back

As temperature increases, kinetic energy increases.

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NGSS.MS-PS3-4

Front

Define thermal energy.

Back

Thermal energy is the total energy of all the particles in an object.

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Front

What is the effect of heat on the state of matter?

Back

Heat can cause matter to change states, such as from solid to liquid or liquid to gas.

Tags

NGSS.MS-PS1-4

Front

What is conduction?

Back

Conduction is the transfer of heat through direct contact between materials.

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