Year 8 Revision - Electricity

The accumulation of excess electric charge on an object is called

• Static electricity 
• Electric discharge
• Resistance
• Circuit 

If the two charges represented in the figure were brought near each other, they would

• attract each other.
• repel each other.
• cause static discharge.
• have no affect on each other

Why do your clothes shock you when you take them out of the dryer?

• friction
• metal
• heat
• uneven amount of energy

The charge of an electron is:

• Positive. 
• Negative. 
• Electrons have no charge

Two like charges:

•  neutralize each other.
• repel each other. 
• must be neutrons. 
• attract each other.

Wood is a _____?

• conductor
• insulator

Which best describes a parallel circuit?

• Electricity flows along one pathway.
• The flow of electricity comes from more than one source.
• Electricity flows along more than one pathway.
• The flow of electricity comes from more than 1 load.

The picture shows an electrical circuit. This circuit is a series circuit because: 

• It has 3 light bulbs.
• The same current flows through all three light bulbs.
• It uses a single battery.
• The electrical current is divided between the three light bulbs.

What type of circuit is shown?

• Series Circuit
• Parallel Circuit

What is this symbol for?

• light bulb
• switch
• battery
• resistor