Across
- 2. the attraction or repulsion between magnetic poles
- 6. to push away
- 7. to pull toward
- 8. a metal that is strongly attracted to magnets
- 9. electricity A buildup of charges on an object.
- 10. negatively charged particles in an atom
Down
- 1. Protons and electrons. Protons have a positive charge, and electrons have a negative charge
- 3. to look into closely; to study in great detail
- 4. Positively charged particles
- 5. small portion of matter