Homework Help: astronomy

Posted by danielle on Friday, September 12, 2008 at 2:12pm.

what distance do earth move in a second, a hour, a day? if the distance between eath and the sun is 150,000,000 km

astronomy - bobpursley, Friday, September 12, 2008 at 2:20pm
If you know the radius of rotation, which is given, then you know the distance (2PIr) Earth travels in a year.

So figure out what fraction a day, hour, a second is.

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