Across
- 4. The science that studies all facets of the ocean
- 6. The art and science of map making
- 8. Map maker
- 9. A very large body of salt water
- 10. Marie's friend
Down
- 1. A principle that scientists believe to be true but which has never been proven
- 2. The science that studies of land formation
- 3. A super continent that formed 300 million years ago
- 5. A deep crack in the earth's crust
- 7. An idea about how things work that scientists think is true