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Science
unit 5
| Question | Answer |
|---|---|
| Sand Dune | A large mound of sand piled by wind |
| Creep | The slow movement of soil or rock downhill. |
| Erosion | The process of moving sediment from place to place by water. |
| Abrasion | scraping off of something no longer there. |
| Earthquake | the shaking of the earths surface caused by movement of rock in the crust. |
| Mechanical Weathering | the process by which rocks aare broken down through physical methods. |
| Mechanical Weathering Examples | (blank) |
| Chemical Weathering | the process by which the chemical makeup of a rock is changes and the rock is broken down. |
| Examples Chemical Weathering | (blank) |
| Volcano | a mountain that forms as molten rockflows through a crack onto the earth surface. |
| Glacier | A great mass of ice moving very slowly. |
| Landslide | the sudden movement downhill of rock and soil |
| Inference | An untested interpretation of observaationnns. |
| Observation | information that you gather with yoour senses. |
| How long is the shaking of an earth quake felt | seconds |
| What erupts from a volcano? | lava, ash, hot rock |
| How is rust formed? | When iron mixes with oxgen. |
| What happen to land and cliffs along the coastline? | eroison |
| How are beaches formed? | deposition on the coast. See p. 353. |
| What are the effects of changing tempuratures on land (freezing and thawing cycle)? | Rocks crack and break off. (See Lesson 1 & 3.) |