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1 markEnvironmental and Economic Costs of Energy Use

CAPE Environmental Science Unit 2 · 2010 · Paper 2 · Question 4(a)(ii)

Figure 4 displays total sales of incandescent and fluorescent light bulbs in the Caribbean from 1996 to 2006.

In what year were there sales of 5 million fluorescent bulbs?

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Other parts of this question

  1. 4(a)(i)Describe the trend observed in sales of light bulbs in the Caribbean over the nine-year period shown in Figure 4. Include specific values in your response.[3 marks]
  2. 4(a)(iii)How many bulbs were sold when sales for BOTH types of bulbs were equal?[1 mark]
  3. 4(a)(iv)Suggest TWO reasons for the trend observed in the graph in Figure 4.[4 marks]
  4. 4(b)(i)What is meant by 'combined cycles'?[3 marks]
  5. 4(b)(ii)Would you recommend the use of combined cycles as a process for generating energy in your country? Suggest FOUR reasons to justify your response.[8 marks]

More practice: the rest of this paper · more Environmental and Economic Costs of Energy Use questions · all CAPE Environmental Science Unit 2 past papers