This is a form of energy.
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Sources of Electricity.
There are two forms of electricity. ie Static and current electricity.
Static electricity is produced by rubbing two surfaces against each other.
Current electricity is produced from:
- Hydroelectric dams
- Diesel generators Car batteries.
- Geothermal wells.
- Torch cells.
- Solar batteries
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Good and Bad Conductors of Electricity
Good Conductors - These are materials that allow electricity to pass through them.
Bad conductors -These are materials that do not allow electricity to pass through them.
Electrical Appliances
- An electric iron-used for pressing clothes.
- An electric cooker- used for cooking.
- An electric kettle-Used for boiling water or making tea.
- Radio-Used to receive information transmitted from stations.
Safety when Dealing with Electricity
- Don't work near mains.
- Don't have cables running under a carpet.
- Don't overload sockets by plugging in many electrical appliances.
- Never throw objects at a wire carrying electricity.
- Don't touch sockets and swiches with wet hands.
- Don't try to repair electrical appliances unless you have the knowledge of what you are doing.
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Lightning and Safety Measures.
Lightning is a strong form of static electricity that is caused by the charges brought about by clouds .
Lightning arrestors are always fitted on tall buildings so that it when lighting strikes,the charges reach the ground
Precautions against Lighting during Thunderstorm.
- Use shoes with rubber soles while walking in the open on a rainy day.
- Don't stand on a pool of water when its raining.
- Avoiding leaning against the wall when its raining.
- Avoid carrying metallic and sharp-pointed objects when it is raining.
- When lightning strikes,it often hits tall objects before spreading to other objects in the area.
- Avoiding walking in open fields.
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