choice board
Across
- 3. two plates sliding past each other
- 4. two boundaries pulling apart
- 6. the man wo first thought of pangea
- 7. the super continent
- 8. two boundaries pushing together
Down
- 1. rigid outer part of the earth, consisting of the crust and upper mantle
- 2. a seafloor mountain system formed by plate tectonics
- 5. a mountain formed with lava