Posted by **Reilly** on Wednesday, April 22, 2009 at 3:51pm.

The thermoshpere is 415 km deep. Calculate the percent of the atmosphere made up by the thermosphere if the total atmospehere extends 500 km.

- Science, not "6th grade" -
**Writeacher**, Wednesday, April 22, 2009 at 7:03pm
assistance needed

Please type your __subject__ in the **School Subject** box. Any other words are likely to delay responses from a teacher who knows that subject well.

- Science -
**PsyDAG**, Thursday, April 23, 2009 at 12:13pm
It looks like it is a simple ratio of 415/500. Divide and convert to a percentage.

I hope this helps. Thanks for asking.

- 6th grade -
**Anonymous**, Monday, September 24, 2012 at 7:55pm
.83 percents

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