Science Crossword

2. Top Layer of the Earth
8. A rock formed by the accumulation or deposition of mineral or organic particles at the Earth's surface, followed by cementation
9. A series of mountains or hills ranged in a line and connected by high ground
10. Steep depressions in the deepest parts of the ocean
11. Second layer of the Earth
12. Core Third layer of the Earth
14. When two tectonic plates move away from each other
15. An opening in the earth's crust through which lava, volcanic ash, and gases escape
17. When two tectonic plates rub against each other

1. the shaking of the surface of the Earth resulting from a sudden release of energy
3. Device to compare the size of earthquakes
4. Core Fourth layer of the Earth
5. A rock formed through the cooling and solidification of magma or lava
6. The rock is subjected to temperatures greater than 150 to 200 °C and often elevated pressure, causing profound physical or chemical changes
7. An instrument that responds to ground noises and shaking
13. A series of waves in a water body caused by the displacement of a large volume of water, generally in an ocean
16. Molten or semi-molten natural material from which all igneous rocks are formed
18. When two plates collide, and one plate is driven beneath the other