# chapter 8 terms

 .remove_background_ad { border: 1px solid #555555; padding: .75em; margin: .75em; background-color: #e7e7e7; } .rmbg_image { max-height: 80px; } Speed distance traveled divided by the time interval during which the motion occurred Velocity quanity decribing both speed and direction Momentum a quantity defined as the product of an object's mass and its velocity Acceleration change in velocity divided by the time interval in which the change occurred Force the cause of acceleration, or changein an object's velocity Balanced Forces forces acting on an object that combine to produce a net force equal to zero Unbalanced Forces forces acting on an object that combine to produce a net nonzero force Friction the force between two objects in contract that opposes the motion of either object Gravity the force of attraction between two particles of matter due to their mass Inertia the tendency of an object to remain at rest or in motion with a constant velocity Free Fall the motion of a body when only the force of gravity is acting on it Terminal Velocity the maximum velocity reached by a falling object that occurs when the resistance of the medium is equal to the force due to gravity .remove_background_ad { border: 1px solid #555555; padding: .75em; margin: .75em; background-color: #e7e7e7; } .rmbg_image { max-height: 80px; } AuthorAnonymous ID67283 Card Setchapter 8 terms Descriptionmotion Updated2011-02-18T16:48:58Z Show Answers