Across
- 6. a force between objects with electric charge – opposite charges pull toward each other, same charges push away
- 8. a force that can act without touching, like gravity or magnetism
- 11. a force that slows things down when they move through air
- 12. a force that pulls objects with mass toward each other, like Earth pulling us down
Down
- 1. a force that needs two objects to touch
- 2. an upward force from water or air that helps things float
- 3. a force made by a stretched or squashed spring
- 4. a force that pulls or pushes between magnets or magnetic materials
- 5. the unit used to measure how strong a force is
- 7. a force that is used by a person or object to move something
- 8. the upward force from a surface that supports something resting on it
- 9. a pulling force in a rope, string or cable
- 10. a force that slows things down when two surfaces rub against each other