2nd Quarter Benchmark Review (Physical Science)
Across
- 6. Newton's 2nd Law: Force = mass x ____________
- 8. A force that opposes motion between two surfaces that are in contact
- 10. SI unit of force
- 14. the combination of all forces acting on an object
- 15. Newton's 1st Law is the law of what?
- 17. unit of power
- 18. When two forces acting on an object are this there is no change in movement
- 19. Power = Work Done divided by ____________
Down
- 1. unit of work
- 2. a push or a pull
- 3. these forces result in a change in movement
- 4. Speed plus a direction
- 5. Newton's 3rd Law: for every action there is an equal and ___________ reaction
- 7. Speed equals distance divided by what?
- 9. friction, buoyancy, and tension are examples of _________ forces
- 11. gravitational, electrical, and magnetic are examples of _____________ forces
- 12. Two things need to happen for work to be done. A force must be applied to an object and the object must ________
- 13. Work = Force x _____________
- 16. the rate at which work is done