Study

Pegasus 1 Science

  •   0%
  •  0     0     0

      Back   Restart
  • What causes weathering?
    Running water, wind, rain, and temperature changes.
  • What happens if trees are not replanted?
    Soil can wash away.
  • True or false: A glacier moves across land quickly.
    False.
  • True or False: Deposition is the dropping off of rocks.
    False.
  • True or False: The weathering of rocks can take thousands of years.
    False.
  • Large rocks break into smaller rocks. Small rocks break down into sand and soil. What is the name of this?
    Weathering.
  • True or False: People can only change the land in small ways.
    False.
  • What causes erosion to happen quickly?
    Floods.
  • What types of bodies of water pick up rocks and sand?
    Rivers, streams, and ocean waves.
  • How does gravity cause erosion?
    By pulling weathered materials downhill.
  • What can pick up small rocks causing them to scrape against each other eventually wearing away the rocks?
    Running water and wind.
  • How do glaciers move rocks?
    The ice at the bottom of a glacier moves, it tears rocks out of the ground. As a glacier melts, it leaves rocks in a new place.
  • True or false: Repeated freezing and thawing of water breaks rocks apart.
    True.
  • What is the wearing away and movement of weathered rocks called?
    Erosion
  • What two living things cause weathering?
    Plants and animals.
    • Your experience on this site will be improved by allowing cookies.