Two astronomers are looking at different supernovae. supernova alpha is 8 thousand light
years away. supernova charlie is 142 million light years away. with just this information,
what can these two scientists agree on

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.