Which of the following is not an example of weathering? a
Oxidation leads to rust formation in rocks when iron reacts with water and oxygen.
b
rocks are dropped into a riverbed when the river slows as it turns at a bend.
c
Ice wedging due to repeated freezing and thawing of water within cracks in rocks.
d
Plants roots push and crack rocks as they grow.

in chemistry, adhesion and cohesion are attractive forces that exist between molecules. they hold the molecules together from each other. they are different in that adhesive force exists between molecules of different substance while cohesive force happens between molecules of same substance.

adhesion between water and glass causes water molecules at the edge of water and glass interface to climb up the wall in a narrow glass tube. this is called capillary action. cohesion is what gives glass its shape and causes water to form a droplet.

thats how its supposed to be