Electric Circuits

What is the role of conductors in electrical conduction?

• Allow electrons to move freely

• Resist the flow of electricity

• Store electrical energy

• Convert electricity to light

Which of the following materials is likely to be an insulator?

• Rubber

• Copper

• Aluminum

• Silver

Why are insulators important in electrical systems?

• They resist the flow of electricity, ensuring safety

• They allow electricity to flow freely

• They convert electrical energy into mechanical energy

• They store electrical energy for later use

What powers electronic devices and appliances according to the passage?

• Movement of electrons in conductors

• Static electricity

• Magnetic fields

• Chemical reactions

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

What is essential for anyone studying electricity and electronics?

• Understanding electrical conduction

• Learning about magnetic fields

• Studying chemical reactions

• Understanding nuclear energy

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NGSS.HS-PS2-5

NGSS.HS-PS3-5

What is the principle behind the operation of transformers and electric generators?

• Induction

• Conduction

• Radiation

• Reflection

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NGSS.HS-PS2-5

What does induction in circuits allow for?

• Transfer of energy without direct contact

• Direct contact energy transfer

• Energy loss in circuits

• Increase in resistance

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

Which of the following is a modern application of induction?

• Wireless charging

• Wired charging

• Battery storage

• Solar panels

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

What is produced in a conductor due to a changing magnetic field?

• Electric current

• Magnetic field

• Heat

• Light

Tags

NGSS.HS-PS2-5

Induction is a process that involves which of the following?

• Changing magnetic field

• Static electric field

• Constant voltage

• Direct current

Tags

NGSS.HS-PS2-5