this post was submitted on 18 Mar 2025
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Science Memes

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[–] [email protected] 25 points 1 day ago (4 children)

Is it an accelerator? Or is it a jerk pedal? Technically the gas pedal controls the change in acceleration, right?

I definitely have friends

[–] [email protected] 23 points 1 day ago (1 children)

Technically the gas pedal controls the change in acceleration, right?

Technically it controls the amount of air and/or fuel delivered to the engine (in a gas engine, the pedal directly controls airflow; in a diesel engine it directly controls fuel flow)

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[–] [email protected] 5 points 1 day ago

Increasing speed -> acceleration Decreasing speed -> negative acceleration Changing direction -> Vector acceleration(change in velocity)

[–] [email protected] 9 points 1 day ago* (last edited 1 day ago) (1 children)

Acceleration in physics terms just means a change in velocity. Velocity is speed in a given direction. The steering wheel, gas pedal, and brake pedal all accelerate the vehicle.

[–] [email protected] 25 points 1 day ago (4 children)

Acceleration in physics terms just means a change in velocity. Velocity is speed in a given direction

They definitely know that, given that they know that change in acceleration is called jerk

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[–] [email protected] 41 points 1 day ago (3 children)
[–] [email protected] 4 points 1 day ago

Cookie-Chocolate-Bar

[–] [email protected] 3 points 1 day ago

Though probably not intended, my head canon is that OP is referring to how often people misspell it.

[–] [email protected] 18 points 1 day ago (12 children)

Petrol. Gas isn't even a gas.

[–] [email protected] 4 points 1 day ago (2 children)

Rich, from the kind of person who thinks there's an F in "lieutenant."

[–] [email protected] 3 points 1 day ago (5 children)

I'm guessing you pronounce Colonel as Kernel.

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[–] [email protected] 1 points 1 day ago (1 children)

I'm not British - but I am a Physicist.

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[–] [email protected] 6 points 1 day ago (2 children)

No, one of them is the "don't accelerate" pedal you use to switch gears.

[–] [email protected] 7 points 1 day ago (1 children)

You're applying acceleration to the gear switcher

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[–] [email protected] 7 points 1 day ago (3 children)

I think that car has a dead pedal, otherwise that is the fattest clutch pedal I have seen by a longshot.

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[–] [email protected] 2 points 1 day ago (6 children)
[–] [email protected] 10 points 1 day ago* (last edited 1 day ago) (1 children)

I am not smart but this is what I get from this meme.

It’s a play on how physics describes acceleration. In physics acceleration isn’t just about speeding up but any change in velocity.

So:

  • Gas = Positive acceleration
  • brake = negative acceleration
  • steering = velocity takes speed and direction, so acceleration.
[–] [email protected] 13 points 1 day ago (1 children)

Overcook fish? Believe it or not, acceleration.

[–] [email protected] 6 points 1 day ago* (last edited 11 hours ago) (4 children)

Acceleration is a change in velocity. When you press the gas pedal or brake, you feel positive or negative acceleration. When you turn the wheel, you feel sideways acceleration.

Another analogy is force: F=ma. You feel a force if you accelerate, brake, or turn the wheel; all three induce acceleration as defined in physics.

[–] [email protected] 1 points 1 day ago (2 children)

So something slowing down is acceleration?

I still don’t get it. Surely the definition of acceleration is a lot more than just a change in velocity.

But I’m just a dumb ass so don’t listen to me.

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[–] [email protected] 10 points 1 day ago (1 children)

Can you fucking learn homonyms if you're going to make an entire ass meme about something?

[–] [email protected] 6 points 1 day ago (2 children)

I learned something today.

I was taught in my younger days that “homonyms” were words that were spelled the same but pronounced differently, and “homophones” were words that were pronounced the same but spelled differently. “Break” and “brake” would then be homophones.

But it turns out “homonym” is the broader category including “homophones,” “homographs,” and words where both are true (same spelling and pronunciation, but different meanings). So homophones are homonyms.

TheMoreYouKnow.gif

P.S. Though Wikipedia says a more technical definition would limit “homonym” to, specifically, the third category, words that are spelled and pronounced the same but with different meanings. They give examples of “stalk” (part of a plant) and “stalk” (follow/harass a person), or “skate” (glide on ice) and “skate” (a type of fish).

P.P.S. This reminds me of the autoantonym (a word that is its own opposite) “cleave,” which can mean “to adhere firmly and closely or loyally and unwaveringly” or “to split or sever (something), especially along a natural line or grain.“ I don’t know if “cleave” is technically a homonym, or if these are simply two definitions for the same word, and I don’t know who would decide that. But it’s still a fun word.

[–] [email protected] 2 points 1 day ago (1 children)

Knowing is half the battle...

[–] [email protected] 1 points 1 day ago

🎵🎶 Lemmy Joe!🎶 🎵

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