click below
click below
Normal Size Small Size show me how
Force and motion
unit lessons 4,1,and2
| Question | Answer |
|---|---|
| Friction | is a force that resist the movement of one surface past another |
| Gravity | is the force of attraction that exist between any two objects |
| force | is a push or pull that acts on an object |
| speed | the distance and objects that moves in an given time |
| Inertia | the tenacity for an object to remain at rest or in motion |
| weight | is the force caused by the gravitational attraction of the earth |
| velocity | a change in the speed of direction of an moving object |
| energy | the ability to cause motion to change |
| acceleration | is produced when a force acts on a mass. the greater the mass of the object being accelerated the greater the amount of force needed to accelrate the objects |
| motion | the action or process of moving or of changing place or movememnt |
| drag | to draw with force effort or difficulty pull heavily or slowly along haul trail |
| work | exertion or effort directed to produce of accomplish something labor toil |
| mass | a body of coherent matter usually of indefinite shape and often of considerable size |
| momentum | force or speed of movement |
| presure pressure | the exertain of force |
| direction | the line of which anything lies |