Why does the moon always show the same side to the earth? *
-Because its rotation is faster than its revolution
-Because its revolution is faster than its rotation
-Because its rotation and revolution are slower than earth
-Because its rotation and revolution are the same speed

The fauces connects which of th following structures to the oropharynx

Molecular models of two different substances are shown below. in the molecule on the left, the oxygen atom pulls on electrons more strongly than the hydrogen atoms. in the molecule on the right, the two oxygen atoms pull on the shared electrons with the same strength. water molecule, h,o oxygen molecule, oz when the two substances are put in the same container, they do not attract each other. why does this happen? a. they both contain oxygen. b. one is polar and one is nonpolar. c . they are both polar. d. they contain different elements.

Environmental impacts on evolution : mastery test