Lighter Side

Science teachers, this lighter side is for you.

TEACHER: Can anyone give me the name of a liquid that won't freeze?
PUPIL: Hot water!

TEACHER: How did Edison's invention of electricity affect society?
PUPIL: If it weren't for him, we'd have to watch television by candlelight!

TEACHER: Name a conductor of electricity.
PUPIL: Why er
TEACHER: Wire is right. Name a unit of electrical power.
PUPIL: What?
TEACHER: The watt is absolutely correct.

TEACHER: Who can give me a definition of claustrophobia?
PUPIL: An unnatural fear of Santa Claus.

Source: http://www.teacherhumor