Instructional Video
Khan Academy

Khan Academy: Introduction to Exponential Decay

9th - 10th
Introduction to Exponential Decay. Using the exponential decay formula to calculate k, calculating the mass of carbon-14 remaining after a given time, and calculating the time it takes to have a specific mass remaining. [9:19]
Instructional Video
Khan Academy

Khan Academy: More Exponential Decay Examples

9th - 10th
A few more examples of exponential decay. Practice calculating k from half-life, and calculating initial mass. [7:22]
Instructional Video
Sophia Learning

Sophia: Continuing a Trend Representing Exponential Growth or Decay

9th - 10th Standards
In this lesson, students will learn Continuing a Trend Representing Exponential Growth or Decay.