Rule of 70
Definition
The Rule of 70 is a mathematical formula used to estimate the doubling time of a growing quantity based on its annual growth rate. It provides a quick way to determine how long it takes for a population or any other quantity to double in size.
Related terms
Exponential Growth: Rapid and continuous growth where the quantity increases at an increasing rate over time.
Carrying Capacity: The maximum number of individuals of a species that an environment can sustainably support.
Population Dynamics: The study of changes in population size and composition over time, including factors influencing birth rates, death rates, immigration, and emigration.
"Rule of 70" appears in:
Study guides (1)
AP Environmental Science - 3.8 Human Population Dynamics
Additional resources (1)
AP Environmental Science - Unit 3 Overview: Populations
Practice Questions (1)
What is the Rule of 70 used for?
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About Us
About Fiveable
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Terms of Use
Privacy Policy
CCPA Privacy Policy
Resources
Cram Mode
AP Score Calculators
Study Guides
Practice Quizzes
Glossary
Cram Events
Merch Shop
Crisis Text Line
Help Center
© 2024 Fiveable Inc. All rights reserved.
AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.