Across
- 1. outermost layer of the Earth
- 2. drift outermost layer of the Earth
- 4. boundary boundary between two plates that are moving apart
- 5. area where an oceanic plate goes does into the mantle
- 6. boundary place where two plates move together
- 7. rigid layer of Earth's surface made up of the crust and part of the upper mantle
Down
- 1. current cycle of heating, rising, cooling, and sinking
- 3. plasticlike layer of the Earth's surface below the lithosphere
- 8. boundary plate boundary that forms when two plates slide past each other
- 9. sections of the lithosphere