Across
- 1. fuels fuels that come from the breakdown of living materials, and which are formed in the ground over millions of years. Examples include coal, oil and natural gas.
- 5. cycle another term for the water cycle
- 8. the process of removing salt from sea water
- 10. in Aboriginal culture, the time when the Earth took on its present form and cycles of life and nature began; also known as the Dreamtime. Dreaming stories pass on important knowledge, laws and beliefs.
Down
- 2. agriculture any method of farming that requires concentrated inputs of money and labour on relatively small areas of land; for example, battery hens and rice cultivation
- 3. water provided to crops and orchards by hoses, channels, sprays or drip systems in order to supplement rainfall
- 4. soil soil composed of sediments (clay, silt, sand) deposited on a floodplain by a river when it breaks its banks. This soil is rich in nutrients and is useful for agricultural production.
- 6. recharge a process in which water moves down from the Earth’s surface into the groundwater
- 7. lacking moisture; especially having insufficient rainfall to support trees or plants
- 9. a body of permeable rock below the Earth’s surface which contains water, known as groundwater