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States of Matter
Vocabulary # 3
Term | Definition |
---|---|
physical state | one of the three main forms of matter |
solid | a state of matter that has a fixed shape and volume |
liquid | a state of matter that has a fixed volume, but its shape changes to match the shape of its container |
gas | a state of matter that does not have a fixed shape or volume |
melting | the process in which a solid changes into a liquid |
boiling | the process in which a liquid changes into a gas |
condensing | the process in which a gas changes into a liquid |
freezing | the process in which a liquid changes into a solid |