Across
- 3. the central part of earth's core
- 5. crust thickest of two types of crust
- 6. this type of boundary occurs when two plates slide sideways past each other
- 7. a thick mass of igneous rock which lies under the ocean floor
- 8. measure of heat or coolness
- 10. the rigid outer part of the earth, consisting of the crust and upper mantle
- 11. outermost solid part of the earth
- 12. the layer of earth between the crust and the core
Down
- 1. the outermost layer of the core
- 2. a current in a fluid that results from convection
- 4. this type of boundary occurs when two or more plates combine
- 9. this type of boundary occurs when two plates move away from each other