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6 marksElectricity Generation, Demand, and Management

CAPE Environmental Science Unit 2 · 2013 · Paper 2 · Question 3(c)

Discuss the feasibility of fuel cells replacing gasoline as the fuel for motor vehicles in the Caribbean, referring specifically to the reliability of supply and economic factors.

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Other parts of this question

  1. 3(a)Study Figure 4 and identify the substances present at points A, B, and C.[3 marks]
  2. 3(b)Why is a fuel cell considered a 'secondary energy source'?[3 marks]
  3. 3(d)Outline the production and transmission of electricity using the combustion of a fossil fuel.[3 marks]
  4. 3(e)(i)In your answer booklet, sketch a graph of the data shown in Table 1.[3 marks]
  5. 3(e)(ii)State TWO major trends that can be deduced from your sketch of electricity rates from 1971 to 1990.[2 marks]

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