Chapter

Which of the following items needs electricity to work?

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Which of the following items needs electricity to work?

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Ali wants to turn on the table lamp, but it does not light up.

He checks the plug and finds it is not connected.

Why?

• It needs electricity to work.

• It is too small.

• It is heavy.

Nina finishes her homework and leaves the study room.

What should she do to save electricity?

• Leave the light and fan on.

• Turn off the light and fan.

• Switch on the TV in another room.

Hana uses a magnet to test her pencil case.

The magnet doesn’t stick.

What does it mean?

• The pencil case is magnetic.

• The pencil case is made of metal.

• The pencil case is not magnetic.

Karim has a broken torch.

His father checks the battery and replaces it.

Then it works again.

What does the battery do?

• It decorates the torch.

• It gives electricity to the torch.

• It makes the torch bigger.

Farah tries to use a speaker, but no sound comes out.

She checks and sees it’s not plugged in.

What does the speaker need to work?

• Electricity

• Water

• Microphone

Zaid looks at a picture of Earth and sees big blue areas.

He asks his teacher what the blue parts are.

What does she say?

• They are forest

• They are water

• They are land

Sara makes a land model using clay and small rocks.

What is she showing?

• Air and clouds

• The sun and stars

• Land on Earth

During science class, the teacher asks, "Why do plants grow well in sunlight?"

What is the best answer?

• The Sun makes them sleepy.

• The Sun gives them heat and light.

• The Sun takes water from them.