this post was submitted on 04 Oct 2024
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Witchy Memes

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[–] jaybone@lemmy.world 10 points 1 month ago (4 children)

What’s an average sized witch?

[–] Slovene@feddit.nl 14 points 1 month ago (1 children)
[–] jaybone@lemmy.world 2 points 1 month ago (1 children)
[–] Player2@lemm.ee 14 points 1 month ago (1 children)

Probably one with under about 980 Newtons weight

[–] umbrella@lemmy.ml 5 points 1 month ago* (last edited 1 month ago)

i mean you have to account for air resistence and you need enough lift to actually fly. and we are not talking about the best aerodynamics here.

[–] AliasVortex@lemmy.world 11 points 1 month ago (1 children)

Assuming that's it's just the normal force of Earth's gravity at work on the witch, it's just a case of working Newton's second backwards with the gravitational "constant" acceleration ≈ 9.8 m/s²:

F = ma

980 N = m × 9.8 m/s²

980 / 9.8 = (m × 9.8) / 9.8, units omitted for text clarity

100 kg = m

In other words, op is assuming that an average size witch masses approximately 100kg (or about 220 lbs in fingers, knees, and toes units).

[–] Dagnet@lemmy.world 14 points 1 month ago (1 children)

That's not enough for flight, only enough to nullify gravity. It makes sense OP would leave some trust for acceleration

[–] ByteJunk@lemmy.world 8 points 1 month ago

They'll flap their arms for propulsion

[–] nightofmichelinstars@sopuli.xyz 5 points 1 month ago

Using Hocus Pocus as a data sample, Bette Midler is the average sized witch.