Question

An object is seen to either speed up, slow down, or change direction. these behaviors are caused by what ?

A. frictional force
B. stable factors
C. a balanced set of forces
D. unbalanced forces

Answer 1

its D

Step-by-step explanation:

i toke the test

Answer 2

I believe the correct answer from the choices listed above is option D. An object is seen to either speed up, slow down, or change direction due to unbalanced forces. When a system is subjected to unbalanced forces, the object would tend to move or change in motion. Hope this answers the question.