|
A sled slides down a hill, reaches the level surface and eventually comes to a stop. The fact that the sled ultimately stops is ...
|
|
Newton's First Law of Motion:
An object at rest will tend to stay at rest; an object in motion will tend to stay in motion with the same speed and direction, unless acted upon by an unbalanced force.
|
|
Click the button below to play an audio file in a separate window.
|