Phytoplankton and other organisms that perform photosynthesis live in ocean waters near the surface, but not in the deepest ocean waters. Which statement about surface water is most useful for explaining this observation?

Any sound above what db can cause hearing loss in human beings

What is the main reason that attitudes are more often revealed in spoken rather than written language? a. in writing, we try to put the "best face" on what we write. b. we speak far more often than we write. c. in writing, we can more easily conceal our attitudes. d. in spoken language, we are often careless in our use of words.

Consider the equation s + o2 ? so2. what is the product? question 3 options: s so 2 s + so 2 o 2