Electricity

Gap-fill exercise

  
Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
A device that stores and produces electricity from chemical cells is called .

The path that electricity follows is called .

Basic property of matter carried by some elementary particles. Electric charge can be or negative.

Flow of electric charges through a material is called .

A tiny particle which rotates around the nucleus of an atom is called .

A scientific instrument used to detect the presence of electric charges on a metal body is called .

A strip of wire that melts and breaks an electric circuit if the current exceeds a safe level is called .

Unit of electrical force or electric pressure is called .

An electromotive force that causes electrons to flow is called .