NS Grade 5 Electricity

The ability to do work.

• ENergy

• Work

• Electricity

A path through which electricty flows is called an....

• electrical circuit

• electrical charge

• source

• path

When the electrical circuit is open...

• electricity cannot flow

• electricity can flow

When the electrical circuit is closed...

• electricity cannot flow

• electricity can flow because there are no gaps

An electrical circuit must have three things:

• a path

• a source

• a use

• a lightbulb

Something to provide the electrical energy in the circuit. eg a battery or cell.

• Source

• A path

• A use

is used for the electrical current to move through. For example the wires.

• Source

• A path

• A use

something that needs electrical energy to be useful. For example a light bulb, a radio or an alarm.

• Source

• A path

• A use

An energy source that will not run out when we use it and we can continue to use it without ever running out.

• Renewable sources

• Non renewable sources

An energy source that can run out when we use it and it cannot be replaced quickly enough for us to keep using it.

• Renewable sources

• Non renewable sources