Across
- 4. The building blocks of matter
- 5. A current that happens when particles get warm and rise and then get too far away from the source
- 6. What makes up a porous rock
- 9. Chemically bonded chemicals of different elements
- 10. How a rock splits using water
- 11. The process of heat transfer when vibrating particles pass on extra kinectic energy to neighbouring particles
- 12. How leaky a rock is
- 13. Materials that resist electricity
- 15. The emission of energy in the form of waves or particles through space
Down
- 1. Two different substances that are mixed but not chemically bonded
- 2. The breaking down of rocks and soils
- 3. What makes up a non porous rock
- 7. Materials that let electricity flow through them
- 8. How a rock peels away due to weather
- 14. Rain caused by pollution
- 16. Arid regions where onion skin weathering occurs