An object is seen to either speed up, slow down, or change direction. These behaviors are caused by ___________.

Question 4 options:

stable factors

frictional force

a balanced set of forces

unbalanced forces

1 answer

The correct answer is unbalanced forces.

An object will speed up, slow down, or change direction when the net force acting on it is not zero, indicating that there are unbalanced forces at play.