Questions 21-30

Complete the notes below.

Write ONE WORD ONLY  for each answer.

 

Wind Farm in Australia

 

Background:

  • In the past, the wind was used to grind flour and pump 21_______
  • During the 1970s, the power was firstly uesd to carried out 22_______

Disadvantages:

  • The wind turbines can be 23_______
  • The turbine blades will harm 24_______

Advantages:

  • provides 25_______ of the power
  • helps the local toursm

Structure:
the wind turbine blade is as big as 26_______ and made in 27_______
the local residents can get money from 28_______
In extreme weather conditions, they can 29_______ the speed
the fan is made of fiberglass and 30_______

21.
22.
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24.
25.
26.
27.
28.
29.
30.