| Term | Definition |
|---|
| rock | a solid mixture of crystals of one or more minerals or other materials |
| rock cycle | the process by which one rock type changes into another rock type |
| magma | the hot liquid that forms when rock partially or completely melts; may include mineral crystals |
| sedimentary rock | rock that forms when sediments are compacted and cemented together |
| metamorphic rock | rock that forms when the texture and composition of preexisting rock changes due to hear or pressure |
| igneous rock | rock that forms from the cooling of magma |
| composition | the makeup of a rock; describes either the mineral or elements present in it |
| texture | the sizes, shapes, and positions of the grains that a rock is made of |
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