I go for the coscrodile’s jaws are around the angle!

Day 23 - As I sit untangling my daughters Newton's cradle (!!!!) I need something relaxing and mindless to accompany the infuriating task. Luckily I have this video of a giant pendulum wave with notes for each swing.
#iteachphysics #adventofphysics

youtu.be/b8O1jlHyKpU

Well now I feel old. I get sry is sorry but what is nvm? 🤣

/s means a post is sarcastic.

But audio cassettes are back on sale now so I’m not sure this will be any time soon.

But isn’t the speed of light invariant 😉 Also there are materials with a higher refractive index.

Little do they know, you are the OG.

Also although this sounds ridiculous, cover it in delicate glass baubles.

It looks like you are beyond the easy solution (don’t have a Christmas tree and cats in the same house), Can I advise a water pistol?

😉 I guessed something like that/the.

How do you service your VdG? New belt? Is there more to it? Ours aren’t working that well. The belt speed seems quite variable even with new belts. Might we need to replace motors or brushes?

Reported as spam.

How do you define ethnically British and what would you like to be done to make it ethnically British again?

Just some thick, bare copper. Don’t know the swg I’m afraid but I suspect the thicker the better.

Here it is going in circles, with a bit of help!

Depends a lot on the framing and impact.
There's a lot to be said for lay noticing/questioning (I saw this... what's the thinking?)
One of the problems with lesson observation is that we have entangled observing and evaluating, and then put a lot of weight on those evaluations.

I like this a lot. Non judgemental observations are really useful feedback. Direct suggestions probably require someone with significant domain knowledge to be useful and instructive.

Here’s another hypothetical. You are a tailor with training and experience of measuring people and carefully stitching together fitted clothes. If someone who hadn’t ever sewn anything came and made suggestions of how to do your job better how would you value their feedback?