What happens at a tectonic plate boundary? A. Sea Floor Spreading Takes Place. B. An oceanic plate becomes a continental plate. C. Two Tectonic Plates interact with each other.

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.

Will give ! ! widentify the advantages and disadvantages of renewable and nonrenewable energy resources.

Which of the following happened during the precambrian era? the first prokaryotic cells the first eukaryotic cells development of photosynthesis all of the above