Shaping the Earth - Vocabulary
Across
- 4. tectonics a scientific theory that the Earth's surface is made of very large sections, called plates, that move very slowly
- 6. when rocks break down into smaller pieces
- 9. a break (crack) in the Earth’s crust
- 10. the remains or impression of a living thing
- 12. the matter (or weathered material) that settles to the bottom of a liquid such as a lake or ocean
- 13. the packing together of sediments by the weight of the material above
- 14. drift the very slow movement of the continents on the surface of the Earth
Down
- 1. molten material beneath the earth’s crust
- 2. amount of space that an object or substance (like water) occupies
- 3. when sediments are set down in a new place
- 5. currents the transfer of heat by movement in a gas or liquid
- 7. plates large sections within the earth’s crust which can move
- 8. the moving of weathered (broken down) material
- 11. an inclined portion (steepness) of the ground