1. Magnets & Electricity
Vocabulary

2. Magnets

3. Magnet
an object that can push or pick up materials made of iron, steel, or nickel

4. Attract
to cause to draw near or adhere by physical force. Magnetic poles are attracted to their opposites. N S N S

5. Repel to cause to push apart. The same poles will repel each other. SN N S

6. Magnetic Pole
the places on the magnet where the magnetism is the strongest. N S

7. Electricity

8. Electricity
a form of energy that is produced when electrons move from one place to another place
Electron
Electricity ->
Atom

9. Electric Current
the constant flow of electrons

10. Conductor materials that allow electricity to move through them easily
Examples: foil, metal, water, most liquids, humans (because we are made mostly of water)

11. Insulator Materials that resist the flow of electricity
Examples: rubber, plastic, cardboard
Metal wires
Plastic insulator
Another plastic
insulator

12. Electric Circuit
a pathway that electrons flow through (a circle)

13. Open Circuit
there is no flow of electrical current. The flow is interrupted.
Examples: light bulb is out, light switch is off, battery is dead

14. Closed circuit Electricity flows without interruption
Examples: Light switch is on, battery in the game