Year 9 - Electricity Quiz

Indicate whether the statement is true or false. Conductors allow electric charges to move easily through them.

• True

• False

Indicate whether the statement is true or false. Like charges attract each other and opposite charges repel each other.

• True

• False

Indicate whether the statement is true or false. You can ground a charged object by connecting it to Earth with a conductor.

• True

• False

Indicate whether the statement is true or false. The amount of charge passing a point in a conductor per unit of time is measured in coulombs.

• True

• False

In the circuit diagram, C represents the source for the electrical circuit.

• True

• False

Indicate whether the statement is true or false. In the symbol for a cell, the shorter line symbolizes the negative terminal.

• True

• False

Indicate whether the statement is true or false. Static electricity is more useful as an energy source than current electricity.

• True

• False

Indicate whether the statement is true or false. A 1400 W electric baseboard heater consumes more energy per minute than does a 1000 W kettle.

• True

• False

Indicate whether the statement is true or false. The unit kW•h is a measure of energy consumption.

• True

• False

Indicate whether the statement is true or false. In a parallel circuit, the potential difference across each load is equal.

• True

• False