Suppose the rising sea level separate the continents of North and South America. Choose one of Earth’s spheres, and explain how it might interact differently with another of Earth’s spheres because of this change. PLEASE ANSWER PLSS TY!

Acceleration is a direct result of a.) balanced forces b.) unbalanced forces c.) gravity d.) velocity hurry!

Idon’t know the answer and i’ve been stuck on it for a while now skskskskks

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.