24-25 Electric Current

Front

What is electric current?

Back

The flow of electrons.

Front

Electrical current ________ travel through empty space.

Back

cannot.

Front

What is the outermost particle of an atom, NOT inside the nucleus?

Back

Electron.

Front

A __________ opens and closes a circuit?

Back

switch.

Front

What are some good insulators of electricity?

Back

Wood, Plastics, Rubbers.

Front

What is a conductor?

Back

A material that allows electric current to flow easily, like copper.

Front

What is an insulator?

Back

A material that does not allow electric current to flow easily, like rubber.

Front

What is a circuit?

Back

A closed loop that allows electric current to flow.

Front

What is static electricity?

Back

Electricity that is not moving, often caused by friction.

Front

What is a battery?

Back

A device that stores chemical energy and converts it to electrical energy.