March 31, 2006
Spectral classification
is used to identify the different types of stars (O, B, A, F, G, K, M). Students use a mnemonic to help remember the type and order. 
Oh Be A Fine Girl, Kiss Me! There are many subsets of these general types, and also peculiar stars. Buy yourself a telescope, and go explore.
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Very good stuff.
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Nobody's going to remember those mnemonics. None of them are dirty. When I teach kids to remember the cranial nerves, I teach them the old-school Greek mythology mnemonic. Then I quietly let them know that there's a dirty version, which they won't hear from me, but it goes something like... Anyway, they don't forget the dirty version. I never was able to keep the damn things straight until I learned the dirty version. I mean, come on - there's an F right in the middle of that, just waiting to be turned into a cuss word!
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There is much to what frogs says.
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Oh, I say! Rahtha - one remembers learning the resistor colour code that way.
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Crap Goes Down An Elephant's Butt Fast. (Circle of Keys. You're welcome) Nice FPP Kro-Bar!
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Roy G. Biv.
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Every Good Boy Deserves A F ... udgsicle.
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does fine! Freak! awwww yeah baby you know it!
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Matilda Visits Every Monday, Jiggles Salaciously Until Neville 'Plodes.
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?
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Back on topic, almost, although a little bit closer to home.
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got it.
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There is a part of me that insists that spectral classification refers to ghosts and phantoms. The language pertaining to stars and spectres got fearfully muddled for me after I read (at an impressionable age) various scathing descriptions of astral projection and unhappy mediums with ectoplasmic challenges.
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Nifty. Thanks!
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Am surprised that our scientific community hasn't chimed in yet with: King Patrick Cuts Onions For Granny's Soup.