What are the two main processes carried out by the excretory system? A.
Separating and eliminating wastes from the body
B.
Absorbing needed nutrients and getting rid of the excess
C. Maintaining weight and regulating temperature
D.
Controlling the amount of water in the body and eliminating salt

Which of the following ocean acidification? are the most likely side effects of a ph less than 7.0 in the ocean b. more metal salts altering the ocean chemistry c. dissolution of the shells of marine organisms d. both a & b e. all of the above.

This flow chart shows the amount of energy that is emitted by each type of light. ultraviolet > blue light > yellow light > red light (maximum energy) (minimum energy) in an experiment, shining which type of light on a strip of metal would be least likely to produce the photoelectric effect? ultraviolet light dim blue light bright red light bright yellow light

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.