Across
- 1. - insulators cover these to protect us from electric shocks
- 4. - found in the nucleus with protons
- 5. - building block of everything around us
- 7. - have a positive charge
- 9. - a way to measure electricity accurately
- 10. - have a negative charge
Down
- 2. - material that does not allow electricity to pass through it easily
- 3. - material does allow electricity to flow through it freely
- 6. - example of electrical conductor
- 8. - example of electrical insulator
- 9. - what most electrical wires are made out of