click below
click below
Normal Size Small Size show me how
How Rocks Form
Term | Definition |
---|---|
Crust | Is the outer areas of land. |
Rock | Is a solid material made up of one or more minerals. |
Mineral | Is a solid material found in Earth's crust that has a definite chemical makeup. |
Mantle | Is a thick layer of rock between the crust and the core. |
Core | Is a dense ball with a liquid outer part and a solid inner part. |
Igneous Rock | Is rock that forms when melted, or molten, rock that forms when melted, or molten, rock from Earth's mantle cools and hardens. |
Sedimentary Rock | Is rock that forms when sand, particles of rock, bits of soil, and remains of once-living things harden. |
Sediment | Breaking rock into sediment is called weathering. |
Metamorphic Rock | Is new rock that forms when existing rocks are changes by heat, pressure, or chemicals beneath Earth's surface. |
Rock Cycle | Scientist call the continuous series of changes that rocks go through the rock cycle. |