Available practice: 75 of 80 marks. Parts 8(b), 10(d) await marking support. Scores cover available parts only.
Fig. 4.1 and Fig. 4.2 show two methods of using renewable sources to generate electrical power.
(a)Name the energy source used by each method: the energy source in Fig. 4.1, and the energy source in Fig. 4.2.
Answer guidance
State A short answer. No explanation is needed, and adding one cannot earn extra marks.
[2 marks]
Fig. 4.1 shows solar panels and Fig. 4.2 shows wind turbines, two methods of using renewable sources to generate electrical power.
(b)(i)State two advantages of using the renewable sources in either Fig. 4.1 or Fig. 4.2 for generating electrical power compared to using a coal-fired power station.
Answer guidance
State A short answer. No explanation is needed, and adding one cannot earn extra marks.
[2 marks]
(b)(ii)State one disadvantage of using the renewable sources in either Fig. 4.1 or Fig. 4.2 for generating electrical power compared to using a coal-fired power station.
Answer guidance
State A short answer. No explanation is needed, and adding one cannot earn extra marks.
