Across
- 4. tectonics n- a theory that Earth's crusst and the solid top part of the mantle are broken up into sections that fit together but move against Earth's crust
- 5. zone n- the place where one tectonic plate is sliding beneath another tectonic plate
- 8. v- to cause something to start or happen
- 11. adj- thick or heavy
- 12. n- a crack in Earth's crust
Down
- 1. v- to cause a force to be felt or have an effect
- 2. n- a scientist who studies the makeup of the earth and the forces and processes that shape and change it
- 3. n- the weight or force produced when something presses or pushes against something else
- 6. adj- very cold
- 7. adj- very small
- 9. v. to send out rock, lava, and ash in a sudden explosion
- 10. n- a crater caused by the collapse of the top of a volcano