Across
- 1. occurs when two tectonic plates move away from each other
- 4. an instrument that measures and records details of earthquakes, such as force and duration.
- 6. the point on the earth's surface vertically above the focus of an earthquake.
- 7. Molten rock beneath Earth's surface capable of intrusion and extrusion.
- 8. core It is the only liquid layer, and is mainly made up of the metals iron and nickel, as well as small amounts of other substances.
Down
- 2. core a hot, dense ball of (mostly) iron
- 3. When two plates come together
- 5. The property of a substance to offer internal resistance to flow.