Across
- 5. effect, frequency of a wave as a result of relative motion between the observer and the source
- 6. push or pull on an object
- 8. the rate in which the the velocity changes
- 9. the capacity of a physical system to do work
- 10. The force of gravity action on an object causing mass.
- 11. tangential stress on a liquid undergoing streamline flow divided by its velocity gradient
- 12. the derived SI unit of electric charge
- 16. second law, The acceleration of an object depends on the mass and the force applied
- 19. energy, the mechanical energy that a body has by virtue of its motion
- 23. refers to size of a vector
- 26. fall, when the only force acting on an object is gravity
- 28. The explanation base on an observation
- 31. the instrument used to measure acceleration
- 33. the property of transmitting heat, electricity, or sound
- 34. the force between two rubbing surfaces
- 36. 0 velocity; not moving
- 37. a visible mass of water or ice particles suspended at a considerable altitude
- 43. produced by reactions involving atomic or molecular changes
- 45. force, equal force acting on a object in different directions.
- 46. the distance an object travels per unit of time
- 47. force, forces that produce a nonzero net force
- 48. when the axis of a rotating object moves in a circle
- 49. a measure of how springy an object is
- 50. flash of light from an electric discharge in the atmosphere
Down
- 1. a force acting briefly on a body and producing a finite change of momentum.
- 2. In physics and mechanics, torque is the rotational equivalent of linear force
- 3. the force that pulls objects towards each other
- 4. a process in which a substance reacts with oxygen to give heat and light
- 7. an instance of one moving object or person striking violently against another
- 13. momentum, Linear momentum is defined as the product of a system’s mass multiplied by its velocity.
- 14. the state in which one objects distance from another is changing.
- 15. the smallest quantity of some physical property
- 17. the derived SI unit of power
- 18. first law, an object in motion stays in motion
- 20. the person who leads a musical group
- 21. constituting the core or central part
- 22. a substance that can be consumed to produce energy
- 24. 3rd law, For every action, there is an equal and opposite reaction.
- 25. the center of an object
- 27. force, the overall force an an object
- 29. a speed in any direction
- 30. velocity, the maximum speed possible while free falling
- 32. point, a place of object used for comparison to determine if something is in motion
- 35. Force, a force that causes an object to move in a cycle
- 38. Total path traveled.
- 39. electromotive force is created by a change of current in the same circuit
- 40. the basic SI unit of electric current
- 41. energy, the mechanical energy that a body has by virtue of its position
- 42. the product of a body's mass and its velocity
- 44. created by the wind or a moving object and gravity
