Energy and Society

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Sources of EnergyEnergy is the ability to do work. Energy exists in several forms such as heat, kinetic or mechanical energy, light, potential energy, and electrical energy. Units of Energy: The SI unit... More
Renewable Energy
Non-Renewable Energy
Forms of Energy

Man lives in a community and every community needs energy in one way or another to be able to survive, hence there is a need to develop energy for better use in the community. Man requires energy to drive cars and lorries, light the streets and homes, as well as to power air and sea transport.

Sources of Energy:

Energy sources are divided into two namely:

Renewable energy source
Non-renewable energy source

Renewable Energy:

These are sources of energy that can be replenished or replaced by nature. Examples are:

(i) Biomass fuel: This is energy derived from living things living or dead and is used as fuel e.g. wood, charcoal, and biogas.

(ii) Wind power: Energy from the wind is used by windmills to turn generators to produce electricity.

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