Across
- 5. Force of attraction that depends on the mass of two objects and the distance between them.
- 6. are the basic particles of the chemical elements.An atom
- 7. A change in velocity over time
- 9. capacity of one or another being active
- 10. directions
- 11. current The electric current that changes its direction periodically
Down
- 1. Two or more waves that combine to produce a wave with a larger amplitude
- 2. by an electromagnetically bound swarm of electrons.
- 3. any substance that has mass and takes up space by having volume
- 4. balanced force equal force acting on a object in
- 6. A negatively charged ion
- 8. of a nucleus of protons and generally neutrons,
- 12. A body immersed in fluid experiences an apparent loss in weight which is equal to the weight