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6 marksEnvironmental and Economic Costs of Energy Use

CAPE Environmental Science Unit 2 · 2013 · Paper 2 · Question 4(b)(ii)

The total cost of electricity generation from natural gas combustion includes generation, environmental, and 'other costs'.

Explain why TWO of the costs listed in Part (b)(i) should be included in any discussion of the overall cost of using natural gas to produce electricity.

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Other parts of this question

  1. 4(a)(i)Outline THREE steps the student will have to take to conduct this experiment.[3 marks]
  2. 4(a)(ii)State THREE precautions the student will have to take to get the most accurate results.[3 marks]
  3. 4(a)(iii)Identify which light bulb is more efficient AND clearly explain how the experimental results in Table 2 allow you to reach your conclusion.[5 marks]
  4. 4(b)(i)List THREE costs, other than generating and environmental costs, that could be included in the 'other costs' category.[3 marks]

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