Plate Tectonic

4. A zone where two tectonic plates are pulling apart
6. Molten rock in the earths crust
8. When tectonic plates are pushed together and the crust becomes shorter and thicker
9. A transference of energy
13. An instrument that measures and records the details of earthquakes
14. the branch of geology studying the folding and faulting of the earth's crust
15. The rigid outer part of the earth
17. The border between two tectonic plates
18. The centre of the earth which is very hot and dense
19. a large piece of the lithosphere that floats and moves on the asthenosphere.
20. The upper layer of the earths mantle which is below the lithosphere

1. The name for the chemistry of the earths crust
2. The name for when two plates move apart from eachother
3. When one plate is getting bent and pulled underneath another
5. The outer most layer of the earth
7. The process where the earth gets covered with glaciers or masses of ice
10. The name given for the super continent which is believed to exist over 200 million years ago
11. The name for when two plates move towards each other
12. The natural disaster caused by Convergent plates
16. The natural disaster caused by divergent plates