My Very Earnest Mother...is confused.
May. 2nd, 2008 08:29 amI know I've got a number of school teachers and kids' librarians on my friends list, so I thought maybe you'd know. What's the order they teach for the planets these days? Is Pluto still in there, and if so, do I recall right that its orbit is inside Neptune's right now and so is the order switched? Is Eris in there? Is there a new mnemonic?
Rhys asked me yesterday and I realized I wasn't quite sure.
Thanks.
Rhys asked me yesterday and I realized I wasn't quite sure.
Thanks.
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Date: 2008-05-02 01:07 pm (UTC)no subject
Date: 2008-05-02 01:24 pm (UTC)no subject
Date: 2008-05-02 01:25 pm (UTC)Pluto is currently outside Neptune's orbit
Date: 2008-05-02 01:28 pm (UTC)What might have confused you, is that Pluto was closer to Sun during much of the time we were in school. (I'm assuming you are close to me in age.)
Pluto was closer to Sun from Jan. 21, 1979, to Feb. 11, 1999 (perihelion was on Sep. 5, 1989).
I never needed a mnemonic for the planets (though for star classifications, I do).
Re: Pluto is currently outside Neptune's orbit
Date: 2008-05-02 01:46 pm (UTC)Re: Pluto is currently outside Neptune's orbit
Date: 2008-05-02 02:28 pm (UTC)[and have no idea as to how it is currently being taught re: Pluto's planetary status. It probably depends on the teacher. I can picture some of my teachers saying; "The text book says Pluto is a planet. So that's what you are learning!" while others were very happy to pull in current events.]
I do remember a big deal being made about Pluto being the 8th planet for awhile in '79.
I don't remember specifically learning the planets. Like reading, it is something I feel like I've "always known". I'll just rattle them off in my head, (and I still have Pluto, with a sortof mental footnote that it is no longer considered a major planet.)
(Of course, I was a kid who was reading Isaac Asimov's essay collections at an early age too...)
OBAFGKMN
no subject
Date: 2008-05-02 01:44 pm (UTC)no subject
Date: 2008-05-02 03:03 pm (UTC)no subject
Date: 2008-05-02 08:26 pm (UTC)Ahem, it's Friday afternoon and my latest week among higher education getting gutted with budget cuts is getting to me. Sorry.