click below
click below
Normal Size Small Size show me how
Science Vocabulary
Motion - Forces at Work
Question | Answer |
---|---|
A certain place | position |
A change of position | motion |
The things around you that you can sense and use to describe motion | frame of reference |
A motion that is described based on a frame of reference | relative motion |
A measure of an object's change in position during a unit of time | speed |
A push or pull | force |
A change in the speed or direction of an object's motion | acceleration |
The metric, or Systeme international (SI), unit of force | newton |
A force that pulls all objects toward each other | gravity |
A measure of the force of gravity upon an object | weight |
A force that keeps objects that are touching each other from sliding past each other easily | friction |