Equations for AP Environmental Science
These must be memorized, you do not get an equation chart
Conversions
1 Million = 10⁶
1 Billion = 10⁹
Mega- = 10⁶
You must be able to do dimensional analysis.
Metric Conversions

Rule of 70 (Doubling Time)

Percent Change

Net Primary Productivty

Growth Rate
Multiply by 100 for percentage!
