Plate Tectonics

12345678
Across
  1. 2. the outermost layer of the Earth
  2. 3. Convection in the magma occurs here
  3. 4. The inner most layer of the Earth
  4. 5. The circulation of warm and cold particles
  5. 7. Boundaries there are 3 types of these
  6. 8. Plates that move away from each other.
Down
  1. 1. Plates slide past one another
  2. 4. Plates that move toward each other.
  3. 6. Plate ______ is the theory that explains how the Earth's surface is changing.
  4. 7. The Crust of the Earth is broken into large pieces called tectonic _______.