i love space and space exploration and astronomy and everything about all of them to death but if i have to draw a free body diagram of one more object only to inevitably forget one force (bonus points if it's a vertical component) i might explode
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Removes your normal force so you plummet to the center of the earth
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fuck me man im coping so hard. how is there no images online of a freebody diagram of a simple plate over a hole. i just wanna know if there are two friction forces or not ARGH.
anyway there's zero way this would show up in search results over shitty google ones but in case anyone sees this and is looking frantically for "plate over hole free body diagram" "plate sliding over gap fbd" i think it would be like this because the normal forces will be different (since there's a moment created by the weight), so you have to account for the fact there'd be more friction at the bottom. btw this is for fluids so there's also pressure
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It's so brave of me to walk into this ap test knowing absolutely nothing. Just jack shit. I think that's really powerful
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I have an ultrasound later today and the instructions say to arrive with "an uncomfortably full bladder" so naturally I woke up having to pee and my first thought was "I wish I could save this and like, copy/paste it back in for my appointment". I am not awake enough for reality.
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never thought the most practical use I’d get out of my (very basic) understanding of torque would be solving legend of Zelda puzzles. idk if my physics teacher would be happy or disappointed lol
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okay everyone manifest w me that one of the free response questions on my exam tmrw has to do w cross products 🙏🏻
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one thing about me is that my brain will play per me giunto while i’m trying to write an exam
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Problem 6-21: Centripetal acceleration of an amusement park ride shaped like a Viking ship
Riders in an amusement park ride shaped like a Viking ship hung from a large pivot are rotated back and forth like a rigid pendulum. Sometime near the middle of the ride, the ship is momentarily motionless at the top of its circular arc.
Riders in an amusement park ride shaped like a Viking ship hung from a large pivot are rotated back and forth like a rigid pendulum. Sometime near the middle of the ride, the ship is momentarily motionless at the top of its circular arc. The ship then swings down under the influence of gravity. The speed at the bottom of the arc is 23.4 m/s.
(a) What is the centripetal acceleration at the bottom…
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ive always tested best in science and worst in math so it's like dude am i good at this stuff or not o__O
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I have been alive for twenty six whole years and only just learned that I have horrendous depth perception. I thought this was normal. are you telling me you guys can really just tell how far away an object is without doing basic physics on its velocity relative to yours
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we're at the point where i did the math and if i get a 20 on my chem final and a 30 in IEA i should be able to finish with a c in both classes :)
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The clones really are a fascinating contrast to stormtroopers. And I don’t mean Finn and the First Order because they follow in the wake of The Clone Wars; I mean Imperial stormtroopers who dominated the Star Wars imagination first and the longest.
For decades, stormtroopers basically functioned like clones: they looked and sounded the same, even though we knew there were different people underneath the helmets they never took off; different faces, same personality.
Then actual clones basically inverted the model: genetically identical men used every opportunity to differentiate themselves, from their armor to their body modifications to their behavior; same face, different personalities.
The one place where the Venn diagram intersected was loyalty, but even then, they still inverted each other’s models. Clones designed to be unwaveringly loyal and obedient consistently questioned orders and their place in the galaxy. Meanwhile, stormtroopers from disparate planets and cultures unfailingly followed the orders of an impersonal Empire.
For all of Star Wars’s faults, for all the ways in which they dumb down or gloss over traditional scifi modes and themes, I can’t think of a more thorough exploration of cloning, the attendant questions of identity and free will, and the sociopolitical and metaphysical implications of a race of genetically identical men, of sameness in difference and difference in sameness, than the clone troopers.
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