| A | B |
|---|
| rock | naturally occurring solid with minerals or organic matter |
| rock cycle | continuous cycle in which a rock can form, be destroyed and reform |
| erosion | transportation of soil and sediment by wind, water, ice and gravity |
| deposition | process by which material is laid down |
| composition | describes what a rock is made of |
| texture | size, shape and position of the grains that make up a rock |
| intrusive igneous rock | rock formed from cooling and hardening of magma below the Earth's surface |
| extrusive igneous rock | rock formed from cooling and hardening of magma at or near the Earth's surface |
| strata | layers of rock |
| stratification | process in which sedimentary rocks are arranged in layers |
| foliated | metamorphic rock where mineral grains are arranged in planes or bands |
| non-foliated | metamorphic rock where mineral grains are not arranged in planes or bands |
