Across
- 4. material that does NOT allow electrical current to pass through it easily.
- 5. Something that causes a change in movement.
- 6. There are two forms of electricity, current or s_ _ _ _ _.
- 7. Electric charges can be negative or p_ _ _ _ _ _ _.
- 8. All matter is made up of this tiny part.
- 9. Materials that allow electrical charge to flow through them easily.
- 11. Metal conductor that is used on the inside of wires.
Down
- 1. Our nerves are used to transmit signals to and from the brain and body.
- 2. Type of force that pulls things together.
- 3. Negatively charged part of an atom that is lighter than the other parts.
- 7. Insulator on the outside of wires to shield from electric shocks.
- 10. Type of force that pushes things apart.