Re: Long-term Lab Experiments

[crawford j maccallum <mccallum@UNM.EDU>]

There is an almost trivial but certainly long-term experiment I have my
Astronomy 101 students do:  measure the Sun's elevation weekly using the
shadow of a suspended string, make a graph and interpolate or extrapolate
to get the local latitude (at equinox) and the obliquity of Earth's
rotation axis (at solstice).      Crawford

On Sat, 11 Dec 1999, Samuel Held wrote:

> Hey folks,
>
> I was wondering if anyone has ideas for long-term experiments (inquiry
> or non-inquiry) that can be carried out in a HS and/or college setting?
> I appreciate the help.
>
>
> Sam Held
> sheld@utk.edu