Physics T3 Revision

A material that allows electricity to pass through is called

• electrical insulator

• electrical conductor

• thermal conductor

• circuit

An electrical insulator allows some electricity to pass through.

• True

• False

All of the following are electrical insulators except

• Carbon

• Rubber

• Paper

• Wood

All of the following are not insulators except

• Pickel

• Fabric

• Water

• copper

All of the following are conductors except

• Knife and fork

• Apple

• Water

• crayon

Which of the following is not an electrical conductor?

• Nickel

• Graphite

• Glass

• Gold

Two positively charged rods will

• attract

• repel

• stay at same distance

Which of the following objects are attracted by a positively charged object?

• only positively charged objects

• only negatively charged objects

• only uncharged objects

• Positively charged and neutral objects

• Negatively charged and neutral objects

A circuit is a path for electric current through conductors

• true

• false

A path for electric current that has a gap is called

• a complete circuit

• an open circuit

• a closed circuit