ain, Spain and the Netherlands will each surpass the US in the generating capacity of wind turbines installed during the rest of the decade.
Glossary
fossil fuel: coal, oil and natural gas
kilowatt: 1,000 watts; a watt is a unit of power
kilowatt-hour: one kilowatt for a period of one hour
megawatt: one million watts
wind farm: a group of wind turbines in one location producing a large amount of electricity
wind turbine: a machine which produces energy when the wind turns its blades
Questions 1 - 5
Complete the summary below.
Choose your answers from the box below the summary and write them in boxes 1-5 on your answer sheet.
NB There are more words or phrases than you will need to fill the gaps.
You may use any word or phrase more than once.
Example
The failure during the late 1970s and early 1980s of an attempt to
establish a widespread wind power industry in the United States resulted largely from the ...(1) ... in oil prices during this period. The industry is now experiencing a steady ...(2)... due to improvements in technology and an increased awareness of the potential in the power of wind. The wind turbines that are now being made, based in part on the ...(3)... of wide-ranging research in Europe, are easier to manufacture and maintain than their predecessors. This has led wind-turbine makers to be able to standardise and thus minimise ...(4)... . There has been growing ...(5)... of the importance of wind power as an energy source.
criticism success
design costs production costs
failure stability
operating costs fall
growth recognition
scepticism decisions
effects decline
results
Questions 6 - 10
Look at the following list of issues (Questions 6-10) and implications (A-C).
Match each issue with one implication.
Write the appropriate letters A-C in boxes 6-10 on your answer sheet.
Example Answer
The current price of one wind-generated kilowatt...A
6. The recent installation of systems taking advantage of economies of scale ...
7. The potential of meeting one fifth of current US energy requirements by wind power ...
8. The level of acceptance of current wind turbine technology ...
9. A comparison of costs between conventional and wind power sources ...
10. The view of wind power in the European Union ...
IMPLICATIONS
A provides evidence against claims that electricity produced from wind power is relatively expensive.
B supports claims that wind power is an important source of energy.
C opposes the view that wind power technology requires further development.