Across
- 2. the force pushing on a surface
- 6. heat transfer by the move meant of a heated fluid
- 7. a measure of how much mass there is in a volume of a substance
- 8. breaks in earths crust where rocks slipped past each other
Down
- 1. a dense ball of solid material
- 3. a trace of an ancient organism that has been preserved in rock
- 4. scientists who study the forces that make planet earth
- 5. solid layer of hot rock