When making serial dilutions it is important to mix your starting solution before you pipette from them because

Liquid water turns into water vapor at which step in the water cycle? a. precipitation o b. water run off c. evaporation d. condensation

Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom

Environmental science are unconsidered with methods to preserve natural resourcesa.trueb.false