Science 7th grade quiz 1 formative

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2026 7th grade science first quiz

Last updated 11:29 PM on 9/15/26
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11 Terms

1
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Matter

anything that has mass and takes up a space (volume)

2
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Atom

A basic unit of matter.

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Element

A substance made of one type of atom

4
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Property

A characteristic of a substance

5
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molecule

A particle made of multiple atoms

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Density

The amount of mass packed into a given volume

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Solid

Particles are packed closely together in an arrangement (Ex: Ice)

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Liquid

Particles are close together but can slide past each other (Ex: Water)

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Gas

Particles are far apart and fill their container (Ex: Water Vapor)

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Structure affects properties

The way atom are arranged can affect the properties of a substance.

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What are the differences between Diamond and graphite

The atom structure ,and graphite is soft and diamond is hard, diamond has a higher density