Which sentence is the right A) The amazon river is the largest or
B) They found that the amazon river is releasing more CO2

How are the tortoises that darwin observed on the galápagos islands similar to the anoles that losos studied

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.

All phases of matter may have a fixed mass