Conductors vs Insulators: Key Concepts and Applications

What is the primary function of a conductor?

• To store electricity

• To allow electricity to flow through

• To convert electricity to heat

• To block electricity

Which of the following is an example of an insulator?

• Copper

• Iron

• Aluminum

• Rubber

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What material is commonly used to cover copper wires to prevent electrocution?

• Glass

• Plastic

• Wood

• Rubber

How fast does electricity travel?

• 186,000 m/second

• 1,000 m/second

• 100,000 m/second

• 10,000 m/second

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What should you do if you see a fallen power line?

• Touch it to see if it's live

• Ignore it

• Tell an adult

• Try to fix it yourself

Why should you never use electrical devices near water?

• Water can damage the device

• Water can conduct electricity and cause a shock

• Water can make the device overheat

• Water can make the device malfunction

What should you check before climbing a tree?

• If the tree is tall enough

• If there are any birds

• If there is a power line nearby

• If the tree has fruits

What is the role of insulators in electrical circuits?

• To decrease the voltage

• To allow current to pass through

• To block the flow of current

• To increase the current

Which of the following materials is a good conductor of electricity?

• Copper

• Plastic

• Wood

• Rubber

What is the main difference between conductors and insulators?

• Conductors allow current to pass through, insulators do not

• Conductors are always metals, insulators are always non-metals

• Conductors are used in circuits, insulators are not

• Conductors are heavier than insulators

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