click below
click below
Normal Size Small Size show me how
Motion and speed tes
Chapter 5 science
Question | Answer |
---|---|
Position | the location of an object |
Motion | a change of position of an object |
Speed | The measure of an object's change in position during a unit of time |
Velocity | the measure of the speed and direction of motion of an object |
Acceleration | Any change in the speed or direction of an object's motion |
Force | Pull or push of any kind |
Interia | the property of matter that keeps an object at rest or keeps it moving in a straightline. Ex. Spaceship |
Momentum | a property of motion that describles how hard it is to slow down or stop an object. Momentum=Mass x Velocity |
Friction | a force that resists motion between object that are touching |
gravity | the force that pulls us to earth |
Weight | a measure of the gravational force acting on an object. Weight is measured in Newtons... |
Gravitation | a force that acts between all masses and causes them to attract one another. |