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Unit 2 Ch 5 : Minerals and Energy Resources — Social Studies STD 10 — Question

CBSE BoardEnglish MediumSTD 10Social StudiesUnit 2 Ch 5 : Minerals and Energy Resources3 Marks
Question
Make a distinction between hydroelectricity and thermal electricity stating three points of distinction.
✓

Answer

Distinction between hydroelectricity and thermal electricity:
 
Hydroelectricity
Thermal electricity
1.
Generated by fast flowing.
Generated by using coal, petroleum water and natural gas.
2.
Renewable and inexhaustible .
Non renewable source source of energy.
3.
Free from pollution.
Causes pollution.
4.
Water is used to rotate turbines.
Gas is used to rotate turbines.

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