Across
- 3. The Breakdown of rocks in situ.
- 5. A rock that allows liquids to pass through cracks in its structure.
- 7. A rock that allows liquids to enter small spaces in its structure. Porous rocks act like a sponge, holding liquids life oil inside them.
- 10. The factory where Crude Oil is turned into useful Petrochemicals.
- 11. Rock Rock made of crystals that form as molten rock cools
- 13. A rock that will not allow liquid to pass through it.
- 14. Resources that will run out as they cannot be replaced at the same speed they are created.
Down
- 1. A naturally occurring hydrocarbon fuel such as coal, oil or natural gas. They are formed by compressing the fossilised remains of plant material deposited millions of years ago.
- 2. Substances made from refining Crude Oil.
- 4. A substance made from Hydrogen and Carbon.
- 6. The geological process in which rock and soil are worn away and transported by natural forces such as wind or water.
- 8. Word used to describe someting in its origianl place or location.
- 9. To leave material in layers. This usually happens under water as material such as rock or dead plants and animals sink to the bottom.
- 12. Oil Naturally occurring black liquid that is refined to make a range of Petrochemicals. Crude Oil is also known as Petroleum.