G4 EASE Science Past Papers 2021/2022

The CORRECT statement about the switch is _____

• we cannot replace a switch with a coin

• a switch allows us to not need to break wires

• opening the switch causes the bulb to light up

• closing the switch allows the electricity to flow

Pure water does not allow electricity to pass through it, but _____ water allows electricity to pass through it.

• rain

• salty

• distilled

• evaporated

A material that does not allow electricity to pass through it, is called an electrical _____

• connector

• conductor

• insulator

• inductor

An example of a material that allows electricity to pass through it is ____

• copper

• plastic

• rubber

• wood

Study the picture. The object that is shown in the picture is an example of ____

• conductor

• connector

• insulator

• inductor

Study the picture. The bulb will not light up because ____

• a plastic spoon is a good electrical conductor

• a plastic spoon is an electrical insulator

• the switch is open

• the switch is closed

Water comes from a river or a tap is not pure because ____

• it has nothing dissolved in it

• it is not safe to drink

• it contains salt

• it contains dirt

Study the picture. The bulb will light up if we put an/a _____ to connect the wire.

• chalk

• glass bottle

• metal chain

• plastic spoon

Study the picture.

Part X which is shown in the picture is an example of electrical ____

• conductor

• insulator

• metal

• heat

Study the table. The correct information about the electrical conductor and electrical insulator is stated by numbers _______

• 1 and2

• 2 and 3

• 3 and 4

• 4 and 2