1.11

Exercise 1.11

1. Coal, Oil, and natural gas

2. Solar, Wind, Hydro

3. Australia is looking to develop clean energy sources because there is an increasing concern over the environment, and climate change in particular.

4. Aus, China, US, and India

5. 76 billion tonnes

6. 4 billion dollars worth

7. Huge station technology developed to power satellites and consist fields of mirrors each covering 0.8 kms

8. Large turbines are turned by wind, generating electricity

9. Advantages

it is a renewable source

It will supply electricity to 18000 households.

2% of South Australia will be covered\

Disadvantages

It will cost $65 million dollars

It will consume a lot of space

It will rely on the weather which is unpredictable

10. I believe that sources such as solar, wind and hydro are good, as they are a renewable source, and they have many advantages and rely on weather, which suits Australia.

11.

13. The basins of natural gas and oil are located in big clumps on the edge of WA, is found between Tasmania and Victoria, and a large basin is found in the lower half of Queensland, north-east of New South Wales and in northern regions of SA. There are pipes leading to all the major cities.

14. a) i. $17.5 billion

          ii. $5 billion

          iii. $2.5 billion

      b) i. $25 billion

          ii. $7.5 billion

          iii. $2.5 billion

      c) Coal