Kinetic Energy & Temperature

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What is kinetic energy?

Back

The energy an object possesses due to its motion.

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NGSS.MS-PS3-1

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How is kinetic energy calculated?

Back

Kinetic energy (KE) is calculated using the formula KE = 1/2 mv², where m is mass and v is velocity.

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NGSS.MS-PS3-1

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What is temperature a measure of?

Back

Temperature is a measure of the average kinetic energy of the particles in a substance.

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Front

What is the relationship between temperature and kinetic energy?

Back

As the temperature of a substance increases, the average kinetic energy of its particles also increases.

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NGSS.MS-PS1-4

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Front

What is heat?

Back

A transfer of energy from one object to another due to a temperature difference.

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NGSS.MS-PS1-4

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What is thermal equilibrium?

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A state in which two objects in contact no longer transfer heat, as they have reached the same temperature.

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NGSS.MS-PS3-4

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What direction does heat transfer occur?

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Heat transfer occurs from warmer objects to colder objects.

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NGSS.MS-PS1-4

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What happens to the kinetic energy of particles when a substance is heated?

Back

The kinetic energy of the particles increases, causing them to move faster.

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NGSS.MS-PS1-4

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What is conduction?

Back

The transfer of heat through direct contact between materials.

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NGSS.MS-PS3-3

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What is convection?

Back

The transfer of heat through the movement of fluids (liquids or gases) due to differences in density.

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