Y3 - Electricity

A natural source of electricity is ...

• clouds

• lightning

• the Sun

• rainbow

Answer explanation

Lightning is a natural source of electricity. During a thunderstorm, a lightning can struck tall objects like trees and buildings. That is why we need to stay indoor during a thunderstorm.

What is a socket?

• It is where you plug electrical appliances

• An electrical device for turning ON or OFF.

• An electrical device to plug in two to three electrical appliances.

• A piece of metal that helps electricity to pass through.

Where do mains electricity comes from in our country?

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Dry cells are used in portable electronic such as _____________

• Refrigerators
• Air Conditioners
• Flashlights
• Washing Machines

Electricity is transported from the power station to our homes by ____________

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• 
• 
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Which sign warns us about the dangers of electric shock?

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• 
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Which devices use this type of battery?

• Smartphones
• Cars
• Refrigerators
• Air Conditioners

A __________ is a device that is used to turn electric circuits ON and OFF.

• Switch
• Wire

• Plug

• Extension

Batteries are used to store and supply _____________.

• Water
• Food
• Electricity
• Air

Electricity is useful to people but it can also be dangerous. Electricity can cause electric shock and ____________________.

• Happiness
• Fires and injuries
• Rainbows
• Cuts and scars