• goober@lemmy.world
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    55 minutes ago

    There is no such thing as negative numbers. “How do you take 5 apples from 3 when there are only 3 apples?” This was in elementary school in Wisconsin. The temperature regularly goes below zero. Pointing this out got me time in the corner. I’m still kinda salty about that.

    • Call me Lenny/Leni@lemm.eeOPM
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      2 hours ago

      Not so fun fact, he is said to be the first European to have syphilis as it was originally a Caribbean condition, and he was said to have caused it to spread in Europe, which also means he is the reason everyone started wearing powdered wigs as it went from a way to hide syphilis baldness to a fashion statement. So now you know what to expect (a version of George Washington who looks like Brad Pitt perhaps) if you ever go back in time and burn the Santa Maria.

  • BrianTheeBiscuiteer@lemmy.world
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    3 hours ago

    My middle school computer teacher once said that unwanted email was called “flame”. I had never heard that term before or since used in the context of email.

  • P00ptart@lemmy.world
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    3 hours ago

    Had a science teacher back in middle school that claimed to have a buddy that “designed” a way to make gas engines more efficient by running the gas line over the engine to warm it up before entering the engine. Said that GM bought the “design” with no patent, and hid it away so that it wouldn’t get out. Problem is, that’s not how BTUs work and GM would obviously know that. Also that’s a good way to destroy your engine by misfiring.

  • Vanth@reddthat.com
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    4 hours ago

    I used the word poesy in a written assignment, as in the art of poetry. The teacher didn’t recognize it as a real word and deducted points from my grade. She had a policy that we could correct and resubmit for half points, so I did that but didn’t change the word, I just helpfully gave her the definition in a footnote.

    Shocked, naive, innocent little me did not know what to think when she took that as an insult. I was only trying to help her, didn’t she get that?!?

    This was one of a handful of events when my sister started implying I might have a neurospicy brain. IDK, maybe, but I was just being accurate so I didn’t really see that as anything I needes to address. I thought the overly-sensitive and factually incorrect teacher was the one who needed to self-reflect.

  • SuperEars@lemmy.world
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    4 hours ago

    My 6th grade science teacher interrupted me while reading aloud after I correctly pronounced “tsunami”. He goes “What’s that?..tuh-soo-mee?”. I said Yeah, he spends 10 seconds digesting it, and I continue reading aloud.

    The next kid to read after me pronounced it tuh-soo-mee.

  • nettle@mander.xyz
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    5 hours ago

    I got a question right on an electronics quiz about finding the resistance in a curcuit (I have verified I was right).

    My science teacher who didn’t know how to do it in the first place and was just looking at the (incorrect) answer schedule said I was wrong. I just said “I don’t think so but ok” even though I knew I was right as I did not want to argue. As she was walking away I explained to my friend why I was right, my teacher overheard me and came storming to the table saying:

    “WHEN I SAY IM RIGHT I AM RIGHT! AND WHEN I SAY YOUR WRONG YOU ARE WRONG!”

    At the top of her lungs.

    I was just a kid so it put me off science for a bit tbh.

      • sartalon@lemmy.world
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        2 hours ago

        X^3 = x•x•x

        X^2 = x•x

        X^1 = x

        X^0 = 1

        X^-1 = 1/x

        X^-2 = 1/(x•x)

        X^-3 = 1/(x•x•x)

        When the exponent is between -1 and 1, it becomes a root function:

        X^(1/2) = sqrt(x)

        X^(1/3) = cubic root(x)

        X^-(1/2) = 1/(sqrt(x))

        X^-(1/3) = 1/(cubic root(x))

  • 🎨 Elaine Cortez 🇨🇦 @lemm.ee
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    6 hours ago

    “You’ll enjoy ice skating, it’s easy!” - the teacher who took our class to an ice rink… 😂

    The moment I’m over the ice I become the human equivalent of a scruffed cat and people started pushing me around like I was a hockey puck and I was smiling pretending I was having fun but inside I was like

  • Majorllama@lemmy.world
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    6 hours ago

    I failed a test because I said there were only 8 planets and the “correct” answer was 9. The teacher didn’t know Pluto had been demoted. Lol

    • hitagi@ani.social
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      5 hours ago

      Oh I had a similar experience in elementary school. Our teacher knew and told us that Pluto wasn’t a planet anymore but because the textbook was out of date, she told us that if it came up on our tests, consider Pluto a planet anyway.

    • Call me Lenny/Leni@lemm.eeOPM
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      2 hours ago

      States rights as in civilian rights? Maybe my teachers just glossed over the history, but I thought it was fought because states with large slave owning populations were afraid of subtracting slavery from their economic equation.

      • WraithGear@lemmy.world
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        36 minutes ago

        So that’s the thing, it’s a lie of omission. The full line is ‘The civil war was fought over the states rights… to own slaves”. We were taught that north were not freeing slaves out of a moral standpoint, but to ensure monetary dominion over the south. Anyway, it’s carefully curated propaganda and white washing of history that is apparently still happening to this day.

  • yesman@lemmy.world
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    7 hours ago

    Not a Teacher, but my Boss. He advised me to clock in and out based on the system time, not GPS.

    “The computer time is more accurate”.