Week 5 Learning Activity

The human body is a conductor of electricity.

• True

• False

If someone is being shocked by electricity you should never

• Call an adult

• Call 911

• Touch them

• Yell for help

A fuse in a circuit melts when

• Too much voltage flows

• Too much current flows

• An appliance is not earthed

• An appliance is not grounded

A switch that automatically opens if the current is too high

• Parallel circuit

• Series circuit

• Circuit breaker

• Load

Resistance in a wire depends on how thick it is, how long it is, and what it is made out of.

• True

• False

__________ water is used in batteries because it contains no impurities.

• Potable water

• Distilled water

• Tap water

• Water from the garden hose

What type of acid is used in wet cells?

• Sulfer acid

• Hydrochloric acid

• Hydrogen acid

• Sulphuric acid

A path that is made for an electric current is called...

• Static electricity

• Conductor

• A circuit

• Resistor

As resistance increases the amount of current will...

• increase

• decrease

• stay the same

• burn up

What does this symbol represent?

• Resistor

• Lamp

• Battery

• Conducting wire