Question

Water is considered a polar molecule because it _____.

Answer 1

Hello and welcome @ccarpenter ,
It has a net dipole moment

Answer 2

The water is a polar molecule because it is not equally charged. [ Its half side has a positive charge and the other half has a negative charge because the electrons spend more of their time with the oxygen and not with hydrogen and due to this they get more negative charge and due to this the water is a polar molecule. ]