berkeman's latest activity

High school graduates celebrating in the city, shot today: (they were very loud :biggrin:, cheering and honking horns etc.) (Lens...

You need to learn how to learn. For each person, it's different, so asking exactly what steps you have to take is misguided. Assess if...

If I tried to give a problem like that to my wife, she'd smack me upside the head! :smile:

That is why I picked those particular numbers. I gave this problem to my wife and she figured it out the same way. She is a professional...

I remember an undergrad thermo test (I was doing very well in the class and the instructor knew me pretty well from my class...

I see a lot of numbers but no answer. Will the driver be able to get out in time and why? You need to supply words explaining what the...

I did it in my head, so I used a simpler method that is more intuitive to me. ##60 \frac{km}{hr} = 1 \frac{km}{min}## So 1000m in a...

The air leak on the ISS is getting worse. Looks like it doubled its leak rate on Monday. The Soyuz crew was trying to fix it while the...

It does not work, modulo the useful info from @Baluncore above. Cold Fusion and LENR are on the Forbidden Topics list in the PF Rules...

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You seem to focus too much on what to do to get an A and not enough on learning. You seem to think that if you only memorized all the...

NEVER use AI tools to get answers. If you do, you will not gain the confidence that you can solve problems on your own and without help...

Welcome to PF. It's hard to make such a guarantee, but there are some things you can do to improve your chances of doing well. One of...

A rod would try to orient itself radially, due to tidal forces, in the same way as tidally-deformed ellipsoids of planets and moons...

Photography from winter. Pollarded willows. Formerly it was typical view in polish rural landscape in villages. At now less and less.