| A | B |
| electricity | a form of energy produced inside particles of matter |
| current | the movement or flow of electricity in a certain path |
| source of energy | the place where energy comes from |
| conductor | a substance that allows electricity or heat to easily pass through it |
| insulator | a substance that does not allow electricity or heat to easily pass through it |
| circuit | the path through which an electric current moves |
| electromagnetism | magnetism created by an electric current; examples are MRI and electric motor |
| flow | to move or travel smooth in a certain direction |
| light energy | radiant energy that our eyes can see from the visible part of the electromagnetic spectrum |
| sound energy | energy produced from vibration |