Will give if right Earth's gravity and Bill act on the box in opposite directions. Bill acts with a smaller force than Earth's gravity does. Because these opposing forces are different sizes, they are unbalanced forces.
How do these forces affect the motion of the box?

Cpr, or cardiopulmonary resuscitation, is a first-aid technique to save lives. it involves compressions of the patient's chest cavity. which description is the best description of the functions of chest compressions in cpr? chest compressions are done to pump the heart. chest compressions are done to strengthen the rib bones. chest compressions increase carbon dioxide inhalation. chest compressions allow the patient's muscles to wake up.