Question

(a) Distinguish between renewable and non-renewable sources of energy.

(b) Choose the renewable sources of energy from the following list:
Coal, biogas, sun, natural gas [3 MARKS]

Answer 1

Concept: 1 Mark
Explanation: 2 Marks
$\begin{array}{cc}\text{Renewable sources of energy}& \text{Non-renewable sources of energy}\\ \text{1. Those sources of energy which are being}& \text{1. Those sources of energy which have been}\\ \text{produced continuously in nature and are}& \text{accumulated in nature over a long time and cannot be}\\ \text{inexhaustible are called renewable sources}& \text{quickly replaced if once exhausted are called non-renewable sources of energy}\\ \text{of energy}& \\ \text{2. Renewable sources of energy are available in unlimited quantities}& \text{2. Non-renewable sources of energy are in limited quantities}\\ \text{Example: Air, water, solar radiation etc}& \text{Example: Coal,petroleum natural gas etc}.\end{array}$

b) Renewable sources of energy from the following list are sun and biogas.