Newton's Second Law
Newton's Third Law
Force & acceleration
An object is accelerating, if .. ?
only when its speed changes
only when its direction changes
if its velocity is large
Which of the following could be a velocity?
5 meters west
5 meters per second
5 meters per second per second
A ball is thrown straight upwards at a speed of 32.3 m/s and from a height of 1.5 m above the ground. How fast is it traveling when it hits the ground? (m/s)