Calorie

A calorie is a unit of measurement for energy. It is made popular by the nutritional label for food items that is mandated by governmental agencies.

A calorimeter is used to measure this.

Complex measures

Brightness (candella)
Earthquake
Hurricane strength
Smell
Sound (mach? decibel?)
Tornado(?)
Vision

Simple measures

Area
Length
Mass
Pressure
Radioactivity
Temperature
Weight

Drake's Equation

Measure of the number of intelligent lifeforms in the universe.





Reference:
http://www.activemind.com/Mysterious/Topics/SETI/drake_equation.html
http://en.wikipedia.org/wiki/Drake_equation