Exploring Phases of Matter with Bill Nye

What are the three phases of matter?

• Solid, Liquid, Gas

• Solid, Gas, Plasma

• Liquid, Gas, Plasma

• Solid, Liquid, Plasma

What is required to change a solid to a liquid?

• Adding a catalyst

• Changing pressure

• Adding energy

• Removing energy

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NGSS.MS-PS1-4

What happens to molecules when they gain energy?

• They disappear

• They stay the same

• They move faster

• They move slower

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NGSS.MS-PS1-4

Why can't absolute zero be reached?

• It's too hot

• It's a theoretical concept

• Molecules can't stop moving completely

• It's too cold

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What is absolute zero?

• The temperature at which molecular motion stops

• The temperature at which water freezes

• The temperature at which water boils

• The temperature at which gases become liquids

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NGSS.MS-PS1-4

What happens to carbon dioxide when placed in warm water?

• It turns into a liquid

• It turns into a gas

• It stays the same

• It turns into a solid

Tags

NGSS.MS-PS1-4

What is rock candy an example of?

• A solid turning into a liquid

• A liquid turning into a solid

• A gas turning into a liquid

• A liquid turning into a gas

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NGSS.MS-PS1-4

What phase is carbon dioxide in when it is kept under high pressure?

• Plasma

• Solid

• Gas

• Liquid

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NGSS.MS-PS1-4

How do gases behave in their containers?

• They disappear

• They form a solid

• They stay in one place

• They take the shape of their container

What happens to molecules in a solid phase?

• They move very fast

• They move slowly and are close together

• They disappear

• They move freely