Across
- 2. When the oceanic plate is forced under the less dense continental plate
- 5. The sections of crust
- 6. A volcano with gently sloping slides
- 8. The flow of superheated gases and tephra racing down the volcano side
Down
- 1. When two plates move apart
- 3. How thick and sticky lava flow is
- 4. When two plates grind past one another, pressure that has built up then is suddenly released.
- 7. semi-molten rock which is outside the crust
- 9. The movement of magma within the mantle due to its heating and cooling