Year 9 Physics

Which is a Solid?

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Which is a Gas?

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Which is a Liquid?

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What is a compound particle?

• A particle with a single element

• A particle which is a mixture of two or more elements

• A particle with 2 or more bonded elements

• All of them

What is a elemental particle?

• A particle with a single element

• A particle which is a mixture of two or more elements

• A particle with 2 or more bonded elements

• All of them

A solid usually has a smaller volume than a liquid

• True

• False

What happens the temperature of a substance which is changing state?

• The Temperature stays the same

• The Temperature falls

• The Temperature rises

• It is dependent on which way it is changing state

What is the changing of state from a liquid to a gas called?

• Evaporation

• Boiling

• Melting

• Condensation