Physics

Across
1. 2. production of force and the distance through which it acts
2. 4. axis of rotation of a body
3. 7. also a unit of power
4. 9. are quantities with both magnitude and direction
5. 11. unit of pressure
6. 13. velocity at an instant
7. 17. the motion projected with an angle and continues to travel only gravitational acceleration and without air resistance
8. 19. pounds per square inch
9. 20. unit of mass
10. 21. the horizontal distance traveled by the object
11. 23. the coefficient of friction
12. 25. forces lie on the same plane
13. 26. average pressure exerted by the earth’s atmosphere at sea level
14. 28. is defined as the ratio of the magnitude of the force and the area of the surface
15. 29. a comparison
16. 32. are forces that meet at the same point
17. 33. doesn't change the state of motion
18. 35. defined as the ratio of the mass and volume, weight and volume
19. 36. friction at rest
20. 38. rate of doing work
21. 39. unit of force
22. 41. product of mass and density
23. 43. Newton’s first law of motion
Down
1. 1. the product of force and its perpendicular distance from the point of support
2. 3. resistance which opposes the movement of the one body over another
3. 5. the ability to do work and the transformation that they produce
4. 6. the time of change of velocity
5. 7. instrument, measure specific gravity of liquid
6. 8. unit of power
7. 10. a push or pull exerted by a body
8. 12. the principle buoyant force of a submerged object is equal to the displaced liquid
9. 13. product of force and time
10. 14. path of projectile
11. 15. blood pressure
12. 16. maximum height the object can reach
13. 18. unit of work
14. 19. the instrument use to determine atmospheric pressure
15. 22. Newton’s third law of motion
16. 24. a single vector which represents the sum of two or more vectors
17. 27. the time rate of change of displacement
18. 30. the motion on a straight line
19. 31. are quantities with magnitude only
20. 34. measure pressure
21. 37. friction in motion
22. 40. has a frame of reference
23. 42. other unit of pressure