In our simulation what did the σ (sigma) stand for?

a. anti-bonding orbital

b. density

c. atomic radius

d. potential energy

2points what is the job of a scientist? a. to answer ethical questions. b. to write laws based on his or her knowledge. c. to ask and answer scientific questions. d. to ignore facts that do not support his or her theory.

About 70 percent of the earth's surface is water-covered, and about 96.5 percent of all earth's water is salt water. identify the watery feature on earth that is made of freshwater rather than salt water. a) bay b) glacier c) ocean d) sea it is not incomplete this is the true question

The variability in marine salinity between habitats does not impact the fish living there. select the best answer from the choices provided t f