Movement of Ocean water Choose ALL that apply

Surface water at the poles is dense because of low temperatures and high
salinity.

Differences in the density of seawater cause it to move.

This water sinks and moves toward the equator where it replaces less dense,
warm water.

none of the choices

Which of the following are false concerning microbes? a. microbes generate oxygen through photosynthesis. b. the primary role of microbes on the planet involves causing disease in animals and humans. c. microbes produce vitamins in the intestines. d. microbes play a role in breaking down waste and decomposing dead organisms.

Microorganisms are involved in each of the following processes excepta. smog production. b. food production. c. infection. d. o2 production. e. decomposition of organic material.

Which of the following is an eon in the time scale? phanerozoic proterozoic archean all of the above