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science exam prep
| Question | Answer |
|---|---|
| what types of weathering are there? | chemical and michanical |
| what is erosion | the breaking down of rock |
| what is soil made of? | sand silt clay dead things water air |
| how dose weathering occur | rain and water |
| how dose abrasion occur | wind air and water |
| uniformitarianism | what happened also happened in the past |
| what is ice wedging | when ice gets stuck in between rock and splits the rock in half or into shards |
| what is oxidation | when iron combines with water and air it produces RUST : ( |
| what is premeable | a material that is full of tiny connected air spaces |
| what is bedrock | the hard rock bottom of the topsoil |
| what is topography? | the shape of the land |
| what is elevation | the height above sea level |
| what is relief | the difference in elevation |
| what is a landform | a feature of topography |
| what is a plain | area that is nearly flat and has low relief |
| what is a mountain range | a strip of mountains that are together |
| what is a pleateau | a flat piece of land with high elevation |
| what is a scale | a measureing tool |
| what is a sand dune | a deposit of sand placed in 1 area |
| what is deflation | when wind deposits dirt and sand some were else |
| sea arch | when caves on sea side colide |
| spit | longshore drift deposits sand on the beach |
| landslide | when dirt and other materials fall or slide down |
| slump : ) | same as landslide but comes down in huge mass |
| fossil | a rock with a dead animals imprint inside |
| sidimentary rock | a rock made up of sediments |
| mold | a depression in the ground where a fossil form |
| cast | a pop-out version of a fossil |
| pertofied fossil | a fossil that make the thing look still alive |
| carbon film | a thin layer of material left behind on a rock |