Chemistry - Chemical Bonding - Polar and non-polar molecules - Oil and Water Don't Mix!

A relatable intro for Grade 11. Q1: 'You've seen that oil floats on water and they don't mix. Why?' A) Oil is lighter (partially true but not the chemistry reason), B) Oil and water molecules have different POLARITIES (correct!), C) They're different states of matter. Q2: 'Water is a POLAR molecule.