How do we know that a year has passed.

Subject: How do we know that a year has passed.

Date: Fri Jan 12 09:01:17 2001
Posted by mar
Grade level: 10-12 School: No school entered.
City: bklyn State/Province: ny Country: usa
Area of science: Astronomy
ID: 979308077.As

Message:


No message entered.

Re: How do we know that a year has passed.

Current Queue | Current Queue for Astronomy | Astronomy archives

Try the links in the MadSci Library for more information on Astronomy.