berkeman's latest activity
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berkeman replied to the thread Undergrad What determines if wave components are independent vs coherent?.It turns out that this OP joined PF to push their personal theory, which they did in several other threads. The OP is gone now and this... -
berkeman reacted to Dale's post in the thread Undergrad Reference frames, center of rotation, etc with
Informative.
Because the distance between the primary and the satellite can change. And if they are not both tidally locked then the distance between... -
berkeman reacted to ChrisF's post in the thread New Member Introduction — Independent Researcher in Wave Mechanics with
Like.
thank you, -
berkeman reacted to Astronuc's post in the thread Mag 7.6 - 73 km ENE of Misawa, Japan, tsunami warning issued with
Informative.
M 7.6 - 73 km ENE of Misawa, Japan https://earthquake.usgs.gov/earthquakes/eventpage/us6000rtdt/executive 2025-12-08 14:15:11 (UTC)... -
berkeman replied to the thread New Member Introduction — Independent Researcher in Wave Mechanics.Welcome to PF. Please be sure to read the PF rules (see INFO at the top of the page). We do not allow personal speculation or give... -
berkeman reacted to BillTre's post in the thread Movies you'd forgotten were really cool? with
Like.
Quest completed. -
berkeman replied to the thread Distance between a Clock's hands when the distance is increasing most rapidly.The hands move with constant and different angular velocities. At what point of their movement do you think the difference in their tip... -
berkeman replied to the thread Movies you'd forgotten were really cool?.Since we moved to the Santa Cruz Mountains and now use a wood stove during the cold winter months, I've been reminded of a movie that I... -
berkeman reacted to JT Smith's post in the thread Movies you'd forgotten were really cool? with
Haha.
By definition I can't remember any of them. -
berkeman replied to the thread I'm Jireh!.Welcome to PF. :smile: -
berkeman replied to the thread Collection of Science Jokes P2.


