Across
- 2. Plates collide into each other at __________ boundaries.
- 4. ____ volcanoes have steep slopes and are formed by acid lava flowing before solidifying.
- 6. ___________ crust makes up the continents.
- 7. ___________ ______ are formed when two oceanic crusts converge.
- 11. A _________ boundary is formed when two plates slide past each other.
- 12. _________ volcanoes are steep at the summit and gentler near the base.
- 13. The inner most layer of the Earth is the ____.
- 14. ________ plates are pieces of the Earth's crust that make up the surface of the Earth.
Down
- 1. _______ crust makes up the ocean floors of the Earth.
- 3. Volcanoes are formed due to __________.
- 5. Plates move apart from each other at _________ boundaries.
- 7. The centre layer of the Earth is the ______.
- 8. _______ ________ are elongated depressions in the sea floor.
- 9. When two continental crusts diverge, ____ _______ are formed.
- 10. Liquid resistance to flow is called _________.
