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- From: csa09@seq1.keele.ac.uk (Paul Singleton)
- Newsgroups: alt.folklore.science
- Subject: Re: Full moon and tides
- Message-ID: <BzoBLz.Irq@gabriel.keele.ac.uk>
- Date: 22 Dec 92 18:34:47 GMT
- References: <1gojbnINNik@gap.caltech.edu>
- Sender: news@gabriel.keele.ac.uk (UseNet News Service)
- Organization: Keele University, England
- Lines: 16
- Nntp-Posting-Host: seq1.cc.keele.ac.uk
-
- From article <1gojbnINNik@gap.caltech.edu>, by carl@SOL1.GPS.CALTECH.EDU (Carl J Lydick):
-
- > =The moon is (mostly) what causes high tides. Picture the following... as
- > =the moon sweeps around the earth, its gravitational pull tugs at the earth.
- > =When over water, a swell develops where the pull is strongest (i.e. the
- > =water is being "pulled" toward the moon). High tide is the swell approaching
- > =shore.
-
- Presumably we can combine the strong pull on seawater towards the centre
- of the earth with the weaker pull towards the centre (approx) of the moon.
- What is the radius of orbit of this notional centre of gravity?
- ----
- __ __ Paul Singleton (Mr) JANET: paul@uk.ac.keele.cs
- |__) (__ Computer Science Dept. other: paul@cs.keele.ac.uk
- | . __). Keele University, Newcastle, tel: +44 (0)782 621111 x7355
- Staffs ST5 5BG, ENGLAND fax: +44 (0)782 713082
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