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12 Cards in this Set

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What are the three states of matter?
Solids, Liquids, Gases
Solids
Always have a shape.
Liquids
It will take the shape of its' container.
Gases
No shape at all.
What is a phase change?
When matter changes from one state to another. For example... ice melting into water. This is a solid melting into a liquid.
When a solid melts to a liquid you ______ heat.
ADD
When a liquid freezes into a solid you ______ ______ heat.
TAKE AWAY
When a soild melts you get
a liquid
When a liquid boils you get
heat and a gas
When a gas cools you get
condensation and a liquid
When a liquid freezes you get
a solid
What is an element?
it is a pure substance. It is not mixed with anything else!