Bays teacher says that water can cause both physical weathering and erosion. Billy draws the following image in his notes. What should Bily label his drawing?
A) physical weathering, because the rock is changing state from solid to liquid
B) erosion because some rock has been removed from the bank by the flow of water
C) physical weathering, because the water is being directed by the rock
D) erosion, because the water is unable to move through the rock

Four types of motile cells in human body?

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.

Ronald wants to see if a new shower cleaner works better in removing soap than his old cleaner. he uses the new cleaner on one half of the shower tiles and his old cleaner on the other half. identify the independent and dependent variables in this experiment. enter your answer in the space provided.