NGSS.5-PS1-1

What are particles

• the tiny building blocks that make up matter
• how heavy something is

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Molecules are closest together in a 

• Solid
• Liquid
• Gas
• plasma

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NGSS.5-PS1-1

Water is made up of these two colorless, odorless gases.

• Helium and Oxygen
• Oxygen and Carbon Dioxide
• Hydrogen and Helium
• Hydrogen and Oxygen

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NGSS.5-PS1-1

The smallest amount of water is called a(n) ________.

• atom
• molecule
• pair
• drop

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NGSS.5-PS1-1

Adding HEAT to matter causes its particles to:

• move faster and farther apart
• Move slower and farther apart
• Move faster and closer together
• Move slower and closer together

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A gas is

• a substance that does not have a definite shape or volume
• a substance with a definite volume, but no definite shape
• a substance with a definite shape and volume
• a substance whose particles glide past one another

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NGSS.5-PS1-1

Gases __________.

• have a fixed shape
• are easily compressed
• have particles that do not flow easily
• have a definite volume

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The smallest unit of matter is:

• atom
• molecule
• gram
• mass

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Something that takes up space and has mass.

• volume
• matter
• mass
• density

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NGSS.5-PS1-1

What is matter?

• A synonym to the word weight

• A state of molecules

• Anything that takes up space

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NGSS.5-PS1-1