Across
- 3. a mineral that is a useful substance
- 5. made by weathering and erosion
- 6. made by melting then cooling
- 8. moving those smaller bits
- 10. when plate tectonics collide with each other
Down
- 1. made by heat and pressure
- 2. breaking rocks into smaller bits and pieces
- 4. when plate tectonics slide against each other
- 7. Have igneous, metamorphic and sedimentary rocks in it
- 9. when plate tectonics break apart from each other