MATTER AND ENERGY VOCABULARY

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What is the physical state of matter?

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The physical state of matter refers to whether it is a solid, liquid, or gas.

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NGSS.MS-PS1-4

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What is a good electrical insulator?

Back

Rubber is a good electrical insulator.

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What determines whether matter sinks or floats in water?

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Relative density determines whether matter sinks or floats in water.

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What is a good thermal conductor?

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Iron is a good thermal conductor.

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NGSS.MS-PS3-4

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What are physical properties?

Back

Physical properties are characteristics of a substance that can be observed or measured without changing its identity.

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NGSS.MS-PS1-4

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What is mass?

Back

Mass is the amount of matter in an object, usually measured in grams or kilograms.

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NGSS.MS-PS3-1

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What is density?

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Density is the mass of an object divided by its volume, often expressed in grams per cubic centimeter (g/cm³).

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What is the difference between a solid, liquid, and gas?

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Solids have a definite shape and volume, liquids have a definite volume but take the shape of their container, and gases have neither a definite shape nor volume.

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NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What is temperature?

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Temperature is a measure of how hot or cold something is, typically measured in degrees Celsius (°C) or Fahrenheit (°F).

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NGSS.MS-PS1-4

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What is magnetism?

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Magnetism is a physical phenomenon produced by the motion of electric charge, resulting in attractive and repulsive forces between objects.

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NGSS.MS-PS2-3

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