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science 5th grade
the rock cycle
| Question | Answer |
|---|---|
| _____________ describes how rocks form and change from one type of rock to another | rock cycle |
| What type of grains do igneous rocks have? | large small glassy |
| Name 3 types of igneous rocks. | obsidian granite pumice |
| How do igneous rocks form? | they form when hot magma or lava cool and harden |
| What type of grains do metamorphic rocks have? | fine medium course |
| Name 3 types of metamorphic rocks. | slate phyllite marble |
| How do metamorphic rocks form? | They form when existing igneous rocks are transformed by intense heat. |
| What type of grains for sedimentary rocks have> | preexisting rocks |
| Name 4 types of sedimentary rocks. | shale sand stone lime stone conglamarate |
| How do sedimentary rocks form? | They form through the acumilation, compaction, and cedimentation over long periods of time. (weathering) |