Across
- 2. The middle layer of the Earth, located between the mantle and inner core
- 5. a type of heat transfer that can only happen in liquids and gases, because it involves those liquids or gases physically moving.
- 6. a layer of gas or layers of gases that envelop a planet
- 9. the earth's hottest layer
- 11. the mostly solid bulk of Earth's interior
Down
- 1. the ground that is at the bottom of the sea
- 3. large slabs of rock that divide Earth's crust
- 4. sections of the earth
- 7. a substance's mass per unit of volume
- 8. the third planet from the sun
- 10. the outermost layer of the Earth where we live.