Plate tectonics
Across
- 4. Who came up with the Continental drift theory
- 6. what causes plate tectonic to move
Down
- 1. Theory that all of earth's surface was once connected but has drifted apart
- 2. supercontinental that existed many years ago
- 3. Pieces of the lithosphere that move on the asthenosphere
- 5. theory that lithosphere is divided into pieces moving on the asthenosphere