Science review T4

Which one is NOT a light source?

• Sun

• Fire

• TV

• Moon

The fire is a source of light because it _______ its own light.

Which of these can be seen better in the dark?

• White socks

• Glasses

• Purple bow

• Grey pants

Mirror is not a light source, but it can _______ light.

When the sun is right above us, what time is it?

• 10 o'clock

• 7 o'clock

• 12 o'clock

• 2 o'clock

Which one is not a source of electricity?

• Power station

• Cell/battery

• Main electricity

• Light switch

Mains electricity is made in power factory.

• True

• False

Michael Faraday discover that electricity can move things.

• True

• False

Which one is NOT an electricity safety rule?

• Do not stick metal into main electricity

• Keep water away from electrical devices

• Do not use electrical devices

• Keep away from damaged wire

A path for electricity to move and make things work is called _______.