Physics the humorous way

Here are list of laws and principals followed in Physics but in a little humorous way so that the law becomes modified to a extent all of us can read and enjoy. No offense to the actual law.

1st Law of Motion:
A woman's mouth continues in its state of motion in a straight line until and unless exerted by any external force.

Law of Love:
The velocity of a body falling in love is directly proportional to velocity of money falling from his pocket.

Love valency:
Love valency is the number of boys that a girl holds in her teenage.

Len's law:
An eye is a lens because when four eyes meet they converge at principal focus called Love.

Conductivity of Sound:
A teacher sound takes more time to reach frok ear to brain than it takes to come out from the other ear.