ELECTRICITY

What is the symbol for light bulb?

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Which group of electrical appliances use mains electricity to work?

• TV

  Torchlight

  Alarm clock

• Remote control car

  Smart watch

  Smart phone

• Air-conditioner

  Oven

  Refrigerator

• Microwave

  Fan

  Camera

When we cook rice with a rice cooker, the electrical energy is changed to ______________ energy.

A solar cell changes ______________ energy into electrical energy.

Which of the followings is an example of saving electricity?

• Leave the fan on when no one is inside the room.

• Close the windows and turn on the lights during the day.

• Use fan instead of air-conditioner.

• Turn on the TV when you are sleeping.

A switch is used to open or close a circuit. TRUE or FALSE?

• TRUE

• FALSE

Electricity can flow in an open circuit. TRUE or FALSE?

• TRUE

• FALSE

When the switch is in the '_____' position, the circuit is closed (complete).

• on

• off

What is the correct circuit drawing for the following circuit diagram?

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Materials that allows electricity to pass through is called ______________ of electricity.

• conductors

• non-conductors