A. Fill in the blanks.
1.
..............and........
are non-renewable sources of energy.
2.
...........is a major renewable, natural resource.
3.
The process, in which coal is strongly heated in the absence of air, is known as............
4. In oil wells,..............
is always found above the layer of petroleum.
5.
.........is a black viscous liquid, obtained by destructive distillation of
coal.
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1.oil, natural gas,
2. air
.
3. distillation
4. Natural Gas is
5.Coal tar
your answer are correct
here are instead
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