Review Chapter 1

The Earth: A Dynamic Planet



  1. Draw two diagrams showing the folding and fault-block mountain building process.


  2. In your own words explain how convection currents in the mantle move the plates of the Earth.

    Use the following terms to answer the questions 3-14 below.

    Collision plate boundary Transverse plate boundary Separation plate boundary
    Continental Drift Theory Pangea Plates
    Magma Trenches Lava
    Fault Laurasia Gondwanaland


  3. The southern continent after Pangea split apart. It became the continents of Africa, Antarctica, South America and the subcontinent of India.
  4. The plate boundary where two plates are moving apart creating new crust and making the oceans spread.


  5. This is molten rock on the surface of the Earth.


  6. This is the name of the supercontinent 250 million years ago.
  7. These are pieces of the crust that "float" and move because of the mantle's convection currents.