# A Snowball's Rate of Change

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Adjust the slider to illustrate the following related rates problem: If a snowball melts so that its surface area decreases at a rate of 1 , find the rate at which the diameter decreases when the diameter is 10.

Contributed by: Cindy Piao and Karen Ye (Torrey Pines High School) (March 2011)

Open content licensed under CC BY-NC-SA

## Snapshots

## Details

Problem from James Stewart, Calculus: Early Transcendentals, 4th ed., 1999, Page 257, #6.

## Permanent Citation

"A Snowball's Rate of Change"

http://demonstrations.wolfram.com/ASnowballsRateOfChange/

Wolfram Demonstrations Project

Published: March 7 2011