Across
- 1. the type of waves that earthquakes release
- 5. layer that makes up 80% of the earth
- 6. rocks made from erosion and then cementation and compaction
- 8. A boundary type that involves 2 plates pulling away
- 9. an igneous rock that is sometimes called 'black glass'
- 10. outermost layer of the earth
- 12. a volcano that is unable to erupt
- 14. a volcano that is able to erupt or is erupting
- 15. A boundary type where 2 plates slide against each other
- 16. the name of the supercontinent when all land was joined together millions of years ago
- 17. the innermost layer of the earth
Down
- 2. A boundary type that involves 2 plates coming together
- 3. a volcano that can erupt but hasn't in a long time
- 4. rock made from the cooling and crystallization of magma
- 7. the place where an earthquake is felt on the surface
- 11. they type of plates that the earths crust is made of
- 13. rocks that are made from intense heat and pressure