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Posts by Jim D.

I might never leave the computer screen...

6 months ago 0 0 0 0

Truly an amazing experience. My HST2018 group still keeps in touch! Jeff Weiner called all of the HST alumni "ambassadors" to carry the knowledge of CERN to our students and public.

6 months ago 0 0 1 0

That's just stunning. And impressive how he receives it. I have a Nooelec sdr sitting around doing nothing, could be a fun project.

6 months ago 0 0 3 0

Computer literacy including basic coding concepts will be an increasing part of many careers, so while programming as a career may wax and wane, having some skills will never be a negative.

1 year ago 2 0 0 0

Remember to change the battery on your thermostats, especially if you’re going to be traveling during the cold months

1 year ago 36 1 3 0
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🎢 Brilliant demonstration from @cossettej.bsky.social of the relationship between normal force and friction force on a car.

1 year ago 42 9 2 0

ok this is so good. Especially this incredible little game where you draw an iceberg on the screen and it will rotate it around until it's in its stable orientation. 🤯 joshdata.me/iceberger.html

1 year ago 2 2 1 0

This is a professional crisis and I'm not sure what to do about it.

1 year ago 1 0 0 0

I have thought about this since we saw our membership and conference attendance dropping in our region, especially among hs teachers. Fewer physics prog's producing teachers? Less AAPT involvement in college departments? More non-physicists teaching? Pref. for NSTA? High membership cost increases?

1 year ago 2 0 1 0
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That's one of the reasons I love teaching regular/honors physics in high school using modeling. They learn all about kinematics and the relationship between the graphs of position, velocity, and acceleration, and then get a giant 'aha!' moment or two in calculus.

1 year ago 3 0 0 0
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To be fair she does look like a chicken.

1 year ago 61959 6888 867 320

I have been out of any active gis/gsa projects for a while. Is ArcGIS just assumed, or what are the choices of mapping software? At one time I used Idrisi, and have toyed with GRASS.

1 year ago 1 0 2 0

I agree with your palette.

1 year ago 1 0 0 0

I'm trying to decide what Switch game to buy. I have the nostalgia packs with n64, nes, and Gameboy games, but it's time for something modern. Suggestions?

1 year ago 0 0 0 0
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Please find below a handy table of various velocities 🙂
#ITeachPhysics #SciTeachUK #EduSky

1 year ago 11 4 0 0

Probably a good-enough-by-eye bezier from an Apple II or early Mac system.

1 year ago 1 0 0 0

I would chastise my students for my previous answer.

It's not x = -t^2, it is x^2 = t
(Not including the translation constants)

1 year ago 0 0 1 0

It's not x = -y^2, it is y^2 = x

1 year ago 0 0 1 0
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a woman is talking on a cell phone and says nine times ? ALT: a woman is talking on a cell phone and says nine times ?

With the sudden influx of followers here I feel self-conscious that I've only posted like...nine times.

1 year ago 3 0 0 0
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Oddly it seems to have fixed itself without intervention. 🤷

1 year ago 0 0 0 0
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I have seen this on a number of accounts including mine recently. Bsky growing pains or something else?

1 year ago 0 0 0 0

It kind of feels like the old Twitter band is getting back together. I've missed classic-era physics teacher Twitter.

1 year ago 2 0 0 0

Kid has an English assignment, where school has kids first submit essay to an "AI checker." Kid did not use AI. AI checker says the use of the word "devoid" magically turned essay into 18% AI written. Changing "devoid" makes it drop to 0%. We're spending time "un-AI-ing" an essay that has no AI.

1 year ago 4263 1055 241 318

Ever get partway through a build and think "groups of eight would be fine..."? 😄

1 year ago 1 0 1 0
Photo near sunset at the Flint Hills Scenic Overlook, Hwy 177, near Manhattan KS. Lush scrub brush and other plants in a rolling hilly expanse, sun low in the sky, deep orange, with light clouds and blue sky.

Photo near sunset at the Flint Hills Scenic Overlook, Hwy 177, near Manhattan KS. Lush scrub brush and other plants in a rolling hilly expanse, sun low in the sky, deep orange, with light clouds and blue sky.

"Kansas is flyover country."

Okay. Enjoy your flight.

1 year ago 10 1 0 0

@mrsalvord.bsky.social It is nice to reconnect with the old school Physics teacher Twitter people here and on other platforms. Hi Megan!

1 year ago 2 0 0 0
Electricty Misconceptions Spread By K6 Textbooks

This website for Misconceptions of Electricity is absolutely worth a read.

Invaluable to me back when I taught about electricity at a science museum. Written by William Beaty.
amasci.com/miscon/elect...
🎢

2 years ago 15 3 1 1

My friend at UT Austin reports campus lawyers have instructed individuals and departments to scrub public websites of any reference to diversity, equity and inclusion. Her whole job is researching UT's resistance to desegregation. Things are bad, y'all.

2 years ago 859 401 34 28
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A handy table of various velocities😀
#ITeachPhysics

2 years ago 11 4 0 0
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Apparently I am either a theoretical physicist, cosmologist, a planetary scientist, or a plain physicist, depending on my mood on a few questions.

2 years ago 5 0 0 0