Conductors and Insulators Quiz

Which material allows electricity, heat, or sound to flow through it?

• Rubber

• Silver

• Wood

• Plastic

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Which material is the best conductor?

• Mercury

• Silver

• Key

• Copper

What is the main use of Mercury?

• Vehicle engine manufacturing

• Making foils

• Checking body temperature

• Fireproofing

Which material is commonly used in making foils to store food?

• Mercury

• Aluminium

• Iron

• Steel

What do insulators do?

• Absorb heat quickly

• Do not allow current to flow through

• Hinder the flow of electrons

• Allow electricity to pass through

Which material is the best insulator?

• Paper

• Wool

• Leaf

• Glass

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What is the main use of thermal insulators?

• Vehicle engine manufacturing

• Making thermoplastic bottles

• Controlling noise level

• Fireproofing ceilings

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What do sound insulators help in controlling?

• Electric current flow

• Heat movement

• Noise level

• Energy storage

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Where are insulators extensively used?

• High-voltage systems

• Circuit boards

• Electric wire coating

• Car radiators

What is the main difference between conductors and insulators?

• Conductors allow current to flow, insulators don't

• Conductors have high resistance, insulators have low

• Conductors have high thermal conductivity, insulators have low

• Conductors store energy in a magnetic field, insulators don't

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