Question 1

What is electricity?

Accepted Answer

A form of energy

Answer

A type of matter

Answer

A type of light

Question 2

What is an electric charge?

Accepted Answer

The physical property of matter that causes it to experience a force when placed in an electric field

Answer

The flow of electrons

Answer

The potential energy of an electron

Answer

The movement of ions

Question 3

What is the difference between an electric current and an electric charge?

Accepted Answer

An electric current is the flow of electric charge through a conductor

Answer

An electric charge is the flow of electric current through an insulator

Answer

An electric current and an electric charge are the same thing

Question 4

What is a conductor?

Accepted Answer

A material that allows electric current to flow through it easily

Answer

A material that reflects electric current

Answer

A material that prevents electric current from flowing through it easily

Question 5

What is an insulator?

Accepted Answer

A material that prevents electric current from flowing through it easily

Answer

A material that allows electric current to flow through it easily

Answer

A material that reflects electric current

Question 6

What is an electric circuit?

Accepted Answer

A closed loop of conductive material that allows electricity to flow

Answer

A device that generates electricity

Answer

A single wire that conducts electricity

Question 7

What is an open circuit?

Accepted Answer

A circuit that has a gap in the loop, preventing electricity from flowing

Answer

A circuit that has too little electricity flowing through it

Answer

A circuit that has too much electricity flowing through it

Question 8

What is a closed circuit?

Accepted Answer

A circuit that forms a complete loop, allowing electricity to flow

Answer

A circuit that has a gap in the loop, preventing electricity from flowing

Answer

A circuit that has no power source

Question 9

What is voltage?

Accepted Answer

The amount of energy a circuit can supply to a load

Answer

The amount of energy a circuit can store

Answer

The amount of energy required to move a charged particle from one point to another

Question 10

What is current?

Accepted Answer

The flow of electric charge through a conductor

Answer

The amount of energy a circuit can supply to a load

Answer

The amount of energy required to move a charged particle from one point to another

Question 11

What is resistance?

Accepted Answer

The opposition to the flow of electric current through a conductor

Answer

The ability of a circuit to store energy

Answer

The ability of a circuit to supply energy to a load

Question 12

What is Ohm's Law?

Accepted Answer

The relationship between voltage, current, and resistance in a circuit

Answer

The relationship between voltage and energy

Answer

The relationship between current and energy

Question 13

What is the difference between AC and DC?

Accepted Answer

AC stands for "alternating current," while DC stands for "direct current"

Answer

AC flows in one direction, while DC flows in two directions

Answer

AC is used in batteries, while DC is used in household wiring

Question 14

What is a transformer?

Accepted Answer

A device that changes the voltage of an alternating current

Answer

A device that converts mechanical energy to electrical energy

Answer

A device that converts electrical energy to mechanical energy

Question 15

What is a capacitor?

Accepted Answer

A device that stores electrical energy in an electric field

Answer

A device that measures voltage

Answer

A device that regulates the flow of electric current

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