click below
click below
Normal Size Small Size show me how
Unit 2 test terms
| Question | Answer |
|---|---|
| Atmosphere | includes all of the gas surrounding the planet (78% Nitrogen, 21% Oxygen, 1% other gas) |
| Biosphere | parts of the earth where life exists |
| Convection | the circulation of fluids which is caused by changes in density and temperature |
| Erosion | moving sediments from one location to another |
| Geosphere | includes the non-living things such as rocks, soil, and minerals that make up the land on earth |
| Hydrosphere | all of the water on the earth’s surface such as oceans, seas, lakes, ponds, rivers, and streams |
| Lava | melted rock above the earth’s crust |
| Magma | molten rock deep within the earth |
| Precipitation | moisture that falls from the clouds to Earth’s surface |
| Rock cycle | a series of processes that transports and continually changes rock into different forms |
| Water cycle | continuous movement of water on, above, and below Earth's surface |
| Weather | the state of the air and atmosphere at a certain time and place |
| Weathering | the process that breaks down rocks and other materials on Earth's surface |