The two most abundant elements in the oceans are sodium and chlorine. Together they make a salt, halite. Sodium is dissolved in groundwater and river water that flows into the ocean.

What is the MOST LIKELY source of chlorine?

A)volcanic gases
B)subduction zones
C)decomposing bedrock
D)decomposing sea animals

Me with biology endocrine system crossword also image left i need with hw

What is a difference between systemic and pulmonary circulation? a. systemic circulation carries oxygenated blood to the lungs and pulmonary circulation carries deoxygenated blood to the body. b. systemic circulation carries deoxygenated blood to the lungs and pulmonary circulation carries oxygenated blood to the body. c. systemic circulation carries deoxygenated blood to the body and pulmonary circulation carries oxygenated blood to the lungs. d. systemic circulation carries oxygenated blood to the body and pulmonary circulation carries deoxygenated blood to the lungs.

Brian made this table to organize his notes on changes of state change of state energy change melting gain freezing lose deposition gain condensation lose