| A | B |
|---|
| Rocks | What is a hard substance composed of one or more minerals or minerallike substances? |
| Igneous | What is formed from molten rock that is called magma? |
| Sedimentary | What is formed by the compacting and cementing of sediments or by other non-igneous processes at the Earth's surface? |
| Sediments | What are particles of rock or organic materials that have been carried along and deposited by water and/or wind? |
| Metamorphic | What is changed in form as a result of chemical reactions, heat, and/or pressure? |
| Rock Cycle | What is the interrelated processes that cause the continuous changing of rocks from one kind to another? |
| Extrusive Rocks | What is an igneous rock formed from lava and crystallized at the surface of the Earth? |
| Intrusive Rocks | What is an igneous rock formed from magma? |
| Metamorphism | What is the process in which the metamorphic rock is formed? |
| Organic Rocks | What is a sedimentary rock that is formed either directly or indirectly from material that was once alive? |
| Chemical Rocks | What is a non-clastic sedimentary rock formed by inorganic processes such as evaporation? |
