Across
- 1. Same geologic processes shaping Earth today have been at work all through history.
- 3. the force by which a planet or other body draws objects toward its center.
- 5. Two forces thrusting in opposite directions, but offset and slide past each other. (aka Torsion)
- 8. jupiter, saturn, uranus, neptune
- 10. forms when an existing rocks altered by heat and pressure.
- 11. shoots out of a volcano
- 13. have some but not all properties of a mineral.
- 14. plates move away from each other
- 15. this determines the viscosity of a volcano
- 16. Opposite of compression. Force which pulls away from the center.
- 17. plates move into each other
- 18. study of position and relation of strata (layers)
- 19. Force pushes towards the center of an object
Down
- 2. a giant cloud in space
- 4. rocks formed when magma cools and hardens.
- 5. Youngest layers on top.Oldest layers at the bottom.
- 6. early planets
- 7. mercury,mars, earth,venus
- 9. plates slide past each other
- 12. broken down materials made into a rock