Equations for AP Environmental Science (copy)

What is the value of 1 Million in scientific notation?

1 Million = 10⁶

What does 'Mega-' represent in scientific notation?

Mega- = 10⁶

What is the value of 1 Billion in scientific notation?

1 Billion = 10⁹

What analysis must you be able to perform according to the notes?

Dimensional analysis.

What is the formula for doubling time as per the Rule of 70?

Doubling time = 70 / growth rate.

How do you calculate percent change?

Percent change = (new value - old value) / old value x 100.

What does a growth rate represent?

Growth rate is how much a quantity increases over time.

What must you do to express growth rate as a percentage?

Multiply the growth rate by 100.

What does Net Primary Productivity measure?

It measures the rate at which plants in an ecosystem produce net useful chemical energy.

What is the importance of knowing conversions in metrics?

Conversions allow for the translation of measures between different units for calculations.