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Earthquakes and volcanoes

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  • How can earthquakes and volcanoes be dangerous to people?
    They can cause great damage and danger to people and homes.
  • What metal is mostly found in the Earth’s core?
    Iron (with some nickel)
  • What is found at the centre of the Earth?
    Core
  • What is the Earth’s crust made of?
    Solid rock beneath the soil
  • What are the two parts of the Earth’s core?
    The outer core and the inner core
  • What are the large pieces of the Earth’s crust called?
    Plates
  • Which layer of the Earth do we live on?
    The Earth’s crust
  • What is the mantle?
    A very thick layer of hot rock under the crust
  • What large sea waves can be caused by an earthquake under the sea?
    Tsunamis
  • Why do earthquakes happen when plates move?
    Because the plates suddenly slip or bump into each other
  • Where do most earthquakes and volcanoes happen?
    Where Earth’s plates meet
  • What are the main layers of the Earth?
    Crust, mantle, outer core, and inner core
  • How do earthquakes and volcanoes help shape the Earth?
    They form mountains, valleys, and islands.
  • About how many earthquakes happen around the world each day?
    About 3,000 earthquakes
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