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G2 T4L2 Earth Changes Slowly

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  • What can cause weathering?
    plants, water and ice
  • What can cause erosion?
    rain, snow, wind, people, animals
  • What is erosion?
    Soil, sand, and small bits of a rock are removed.
  • How is erosion different from an earthquake?
    Erosion is slow, earthquakes are quick changes.
  • What is an example of erosion in Taiwan?
    Queen's head
  • How are earthquakes and erosion similar?
    The both cause changes to the earth.
  • How do you know that deep layers of rock can push together quickly or slowly?
    Earthquakes - quick. Mountains -slow.
  • What happens to streams and rivers when it rains?
    They fill up and move faster.
  • How do mountains form?
    Layers of rock push together.
  • What is deposition?
    Wind and water drop sand, soil, and small bits of rock in a new place.
  • What are river deltas?
    Places where rivers flow into the ocean.
  • What happens to rainwater after it hits land?
    It goes into streams and rivers.
  • Where does this usually happen?
    Rivers drop them at deltas.
  • What is weathering?
    The breaking up of rock.
  • Which mountains are older, the Himalayan or the Appalachian.
    Appalachian.
  • Do mountains form quickly or slowly?
    slowly
  • Why should we prevent ocean wave erosion?
    To protect the shape of the land, houses and other things nearby the shore.
  • How can ocean waves cause erosion?
    Move sand and rock away from the shore.
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