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WorksheetsUnit 10 lesson 4 What Are Conductors, and Insulators? G4
Total questions: 10
Worksheet time: 8mins
......................are materials that do not allow electricity to flow
Conductors
Insulators
Semiconductors
Electric wires
......................are materials that allow electricity to flow
Conductors
Insulators
Semiconductors
Electric wires
......................are materials that allow electricity to flow easily.
Copper, Iron, and silver
Plastic ,rubber, and glass
Wood , oil
air components
......................are good insulators.
Copper, Iron, and silver
Plastic ,rubber, and glass
Wood , oil
Metals and acids
......................are good conductors.
Copper, Iron, and silver
Plastic ,rubber, and glass
Wood , oil
Metals and acids
Electric wires are made up of copper from inside while they are covered with plastic from outside. Explain why that.
This picture shows ...........
conductors
insulators
metals
semiconductors
This picture shows ...........
conductors
insulators
metals
semiconductors
When you pull a fridge knob or handle and immediately you get shocked. You infer that ................
the handle is a good insulator.
the handle is a good conductor.
the electric current went off.
the handle is a good insulator but you hand is a good conductor.
Silicon is a/an ........................
conductor
insulator
semiconductor
solution
