Which of the following situations is an example of unbalanced forces acting upon an object? A rock accelerating as it rolls down a hill
A rope being pulled from both sides with equal force
A car moving constantly at 30 miles per hour
A science textbook lying on a flat table

22. which situation describes the appropriate use of drugs? a. using your friend’s prescription drug according to label instructions b. using an over-the-counter drug according to your friend’s instructions c. using an over-the-counter drug according to label instructions d. using your friend’s prescription drug according to your friend’s instructions