Astronomy Homework Solutions
#29405
A formula to solve a problem is modeled.
The gas shell of a planetary nebula is expanding (away from the central star) at 20 km/s. The nebula currently has a diameter of 1 light year. What is the age of the planetary nebula(time since the gas was ejected)?
This job computes the age of the nebula.
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By OTA - Overall OTA Rating
Jisha C P, PhD (IP) - 4.8/5
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