Question:
the surface of the oceans are warmer than deeper ocean waters. which of these is a direct result of uneven heating of water in the oceans due to solar energy?
group of answer choices

answers:

a.) salt in the ocean

b.) ocean currents

c.) ocean tides

d.)icebergs in the ocean

Aresearcher finds that white bread contains more preservatives and has a higher moisture content than wheat bread. she designs a test to sermons whether the type of bread, white or wheat, affects the amount of mold growth. what must be done for the researcher to accurately measure the dependent variable?