| A | B |
| Wind | Natural air blowing accross the earth |
| Weathering | Chemical and physical process that changes rock into small particles |
| Volcano | Opening in earth which ashes stream and lava flow |
| Universe | everything that exsists |
| tsunami | wave of water that goes on land |
| Tectonics | deals with analysis and descriptin of solid matter of earth |
| solstice | when earth axis tilts the greatest angle toward or away from the sun |
| solar system | group of objects |
| sea level | natural point where earth and water meet |
| Ground water | water beneath earths surface |
| Hydrologic cycle | strores and restores water |
| oceanic crust | crust under ocean |
| outer space | boundless area beyond the earth |
| mantle | between the surface and core |
| Land forms | shapes on earth surface |