1
Q
crystal
A
Is a solid that has atoms arranged in a repeating pattern.
2
Q
atom
A
Is the smallest piece of matter that can still be identified as that matter.
3
Q
Igneous rock
A
Rock forms when melted rock cools and becomes a solid.
4
Q
Sedimentary rock
A
Rock forms from small pieces of rock and minerals that are cemented together.
5
Q
Metamorphic rock
A
Rock forms from rock that has been changed by high temperature and hot liquids and gases.
6
Q
rock cycle
A
Is a series of actions that changes rocks from one type to another.
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