What is electricity?

• The flow of tiny particles

• A form of light energy

• The movement of atoms

• A type of heat

What is an electrical circuit?

• A path that allows water to flow

• A closed path for electrons to flow

• A device that stores energy

• A wire that generates heat

Which scientist demonstrated generating electricity by moving a coil of wire over a magnet?

• Joseph Henry

• Michael Faraday

• Thomas Edison

• Benjamin Franklin

What is the fundamental nature of electricity's flow?

• The movement of protons from one atom to another.

• The jumping of electrons from one atom to another.

• The transfer of neutrons between molecules.

• The vibration of atoms within a material.

What term describes a material that allows some, but not all, electricity to pass through it?

• Conductor

• Insulator

• Resistor

• Capacitor

What chemical component within a battery facilitates the flow of electricity?

• The outer casing

• The metal rod

• The electrolyte

• The plastic separator

What two main components are necessary to generate electricity using electromagnetic induction?

• A battery and a light bulb.

• A magnet and a coil of wire.

• A power line and an electrical outlet.

• A solar panel and sunlight.

What is the primary characteristic that distinguishes Alternating Current (AC) from Direct Current (DC)?

• AC flows in one direction, while DC changes direction.

• AC changes direction, while DC flows in one direction.

• AC is generated by batteries, while DC is generated by magnets and coils.

• AC is used for small devices, while DC is used for large appliances.

What type of cells convert sunlight directly into electricity?

• Electromagnetic cells.

• Photovoltaic cells.

• Alternating current cells.

• Direct current cells.

For electricity to perform work, what must it flow through?

• An open circuit.

• A broken loop.

• A complete loop.

• A single wire.