Understanding Electricity and Conductors

What was the reason Matt's mother scolded him?

• He broke a window during the storm.

• He forgot to do his homework.

• He was late for school.

• He was about to touch a fallen electric wire.

What is a good conductor of electricity?

• Metal

• Plastic

• Wood

• Rubber

Why are wires covered with rubber or plastic?

• To increase their length.

• To make them lighter.

• To prevent electricity from escaping.

• To make them look nice.

What would happen if wires were not insulated?

• Wires would become heavier.

• Electricity would escape and could cause harm.

• Wires would be more flexible.

• Electricity would flow more efficiently.

Why should we be cautious around electricity?

• Because it is visible.

• Because our body can conduct electricity.

• Because it can power our devices.

• Because it can make us feel warm.