6.2 Open Sci Ed Thermal Energy Review

Front

What is a closed system?

Back

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

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What is the independent variable in an experiment?

Back

The independent variable is the factor that is changed or controlled in a scientific experiment to test its effects on the dependent variable.

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NGSS.MS-PS3-1

Front

How do particles move in a solid?

Back

In a solid, particles move in place.

Front

What happens to energy when higher-energy particles come into contact with lower-energy particles?

Back

Energy is transferred.

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NGSS.MS-PS1-4

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Front

What is matter?

Back

Matter has mass and takes up space. Liquids and gases are made of particles of matter.

Front

What is thermal energy?

Back

Thermal energy is the total energy of all the particles in an object, related to temperature.

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NGSS.MS-PS1-4

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NGSS.MS-PS3-4

Front

What is the difference between heat and temperature?

Back

Heat is the transfer of thermal energy, while temperature is a measure of the average kinetic energy of particles.

Front

What is conduction?

Back

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

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NGSS.MS-PS3-3

Front

What is convection?

Back

Convection is the transfer of heat through the movement of fluids (liquids and gases).

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NGSS.MS-ESS2-6

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What is radiation?

Back

Radiation is the transfer of energy through electromagnetic waves.

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