Re: [Phys-L] [**External**] Re: NGSS and kinematics

[Anthony Lapinski <alapinski@pds.org>]

Curious about this NGSS as it is semi-foreign to me since I teach in a
private school. Is it just about motion, forces, energy, and waves? Who
developed/refined these standards?

On Wed, Oct 27, 2021 at 9:21 PM Philip Keller via Phys-l <
phys-l@mail.phys-l.org> wrote:

> I just read JD’s analysis of the NGSS and as a high school physics teacher
> I have one question: “Did the lights just flicker?”
>
> No kidding, earlier today I was going about an assigned task: identify the
> NGSS standards measured on one of my tests. The topic? Vectors.
>
> > On Oct 27, 2021, at 5:50 PM, John Denker via Phys-l <
> phys-l@mail.phys-l.org> wrote:
> > On 10/27/21 8:26 AM, Joe Bellina via Phys-l wrote:
> >
> > > I’ve been working on hs physical science standards that align with
> > > NGSS
> >
> > I offer my condolences.
> >
> > > and I noted that there is nothing about kinematics in NGSS.
> >
> > I agree with the sentiment. I would say there is "almost" nothing
> > about kinematics.
> >
> > *) Newton's second law is barely mentioned:
> >
> > -- Mentioned in passing in the middle-school section on page 51:
> >  https://www.nextgenscience.org/sites/default/files/AllDCI.pdf#page=51
> >
> > -- Mentioned in passing in the preamble to the HS section on page 75:
> >  https://www.nextgenscience.org/sites/default/files/AllDCI.pdf#page=75
> >
> > -- Mentioned in a nontrivial way on page 79:
> > https://www.nextgenscience.org/sites/default/files/AllDCI.pdf#page=79
> >
> > *) Conservation of momentum is mentioned twice (and wrongly expressed
> > both times).
> >
> > *) There is a treeeemendous emphasis on "stability". An earlier draft
> > defined what they meant by that, which was utter nonsense. The final
> > draft simply removed the definition, leaving us with a heavy emphasis
> > on a term that is undefined and unexplained.
> >
> > > I hope it isn’t because they think it was adequately covered in
> > > middle school or elementary, because as we know that is generally not
> > > the case.
> >
> > NGSS covers elementary and middle school, so that's never going to
> > be a viable explanation for the oh-so-many omissions. Not to mention
> > the contradictions and absurdities.
> >
> > > Does anyone know why that is?
> >
> > The best explanation I've heard is that NGSS was prepared by bureaucrats
> > for bureaucrats, with little (if any) attention paid to the needs of
> > teachers or students.
> >
> > Details on all this are here:
> >  https://www.av8n.com/physics/ngss.htm
> > _______________________________________________
> > Forum for Physics Educators
> > Phys-l@mail.phys-l.org
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> _______________________________________________
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