# Brag about your kids thread

**URL:** <https://community.goactuary.com/t/brag-about-your-kids-thread/470>\
**Category:** General\
**Tags:** reactions\
**Created:** [October 1, 2020, 10:35pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470 "2020-10-01T22:35:47Z")\
**Posts on this page:** 20\
**Page:** 9

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**Author:** ![ALivelySedative](https://community.goactuary.com/user_avatar/community.goactuary.com/alivelysedative/32/1337_2.png) [@ALivelySedative](https://community.goactuary.com/u/ALivelySedative)\
**Post date:** [December 9, 2021, 2:35pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/161 "2021-12-09T14:35:37Z")

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Daughter has a double ear infection and is on a gross-tasting antibiotic. She fought taking it the first couple times since it’s gross, but after explaining ahead of time this morning that her ears won’t feel better if she doesn’t, she took it like a champ. And promptly requested some milk.

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**Author:** ![NerdAlert](https://community.goactuary.com/user_avatar/community.goactuary.com/nerdalert/32/683_2.png) [@NerdAlert](https://community.goactuary.com/u/NerdAlert)\
**Post date:** [December 9, 2021, 2:36pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/162 "2021-12-09T14:36:52Z")

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The first tooth gets $5, the rest all get $1.

Got to explain the concept of inflation to my son when he asked how much my husband got as a kid almost 40 years ago, and the answer was a quarter.

Well, first I slipped up and said “well, dad’s parents were poor.” And he responded, “so the toof fairy didn’t want them to steal dad’s toof money?” Crap. Forgot we’re lying to our kids about these things.

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**Author:** ![Ranger](https://community.goactuary.com/user_avatar/community.goactuary.com/ranger/32/185_2.png) [@Ranger](https://community.goactuary.com/u/Ranger)\
**Post date:** [December 9, 2021, 2:40pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/163 "2021-12-09T14:40:40Z")

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Your husband lived in the rich part of town. I received a nickel for my teeth.

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**Author:** ![tommie.frazier](https://community.goactuary.com/letter_avatar_proxy/v4/letter/t/b5a626/32.png) [@tommie.frazier](https://community.goactuary.com/u/tommie.frazier)\
**Post date:** [December 9, 2021, 2:59pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/164 "2021-12-09T14:59:19Z")

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in my day, there used to be a bee on a nickel and you’d slap down a quarter and say “give me five bees!”

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**Author:** ![1695814](https://community.goactuary.com/user_avatar/community.goactuary.com/1695814/32/38506_2.png) [@1695814](https://community.goactuary.com/u/1695814)\
**Post date:** [December 9, 2021, 3:01pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/165 "2021-12-09T15:01:45Z")

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The important thing was that I had an onion on my belt, which was the style at the time.

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**Author:** ![NormalDan](https://community.goactuary.com/user_avatar/community.goactuary.com/normaldan/32/1013_2.png) [@NormalDan](https://community.goactuary.com/u/NormalDan)\
**Post date:** [December 9, 2021, 3:10pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/166 "2021-12-09T15:10:28Z")

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I lost my teeth late so my parents didn’t give me anything ☹

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**Author:** ![Ranger](https://community.goactuary.com/user_avatar/community.goactuary.com/ranger/32/185_2.png) [@Ranger](https://community.goactuary.com/u/Ranger)\
**Post date:** [December 9, 2021, 3:26pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/167 "2021-12-09T15:26:59Z")

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That doesn’t sound normal

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**Author:** ![NormalDan](https://community.goactuary.com/user_avatar/community.goactuary.com/normaldan/32/1013_2.png) [@NormalDan](https://community.goactuary.com/u/NormalDan)\
**Post date:** [December 9, 2021, 4:22pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/168 "2021-12-09T16:22:01Z")

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It’s all a facade!

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**Author:** ![SredniVashtar](https://community.goactuary.com/user_avatar/community.goactuary.com/srednivashtar/32/2894_2.png) [@SredniVashtar](https://community.goactuary.com/u/SredniVashtar)\
**Post date:** [December 19, 2021, 5:48pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/169 "2021-12-19T17:48:32Z")

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> [@NormalDan](#):
>
> This isn’t a brag, but was chatting with my near 6 year old daughter the other day and she mentioned how she asked her teacher why we can’t feel the Earth spinning and her teacher said it was because it is spinning very slowly. Being the exceedingly helpful guy I am I corrected that in fact the Earth is spinning very, very quickly and that we can’t feel it because it’s not accelerating and we’re spinning right along with it, to which she was very displeased with me because her kindergarten teacher knows everything 😆
> 
> Ran into a similar thing last night when I told her the moon has gravity, to which she responded that just the Earth has gravity.

Kind of a weird question to think about. It’s a very slow spin for the earth (1 turn/day) but fast for us (up to 1000 mph). But the 1000 mph has to change direction, through very gradual acceleration, and also become zero if you visit the north poll. Seems like this would cause some huge problems if we ever invent long range teleportation!!!

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**Author:** ![SredniVashtar](https://community.goactuary.com/user_avatar/community.goactuary.com/srednivashtar/32/2894_2.png) [@SredniVashtar](https://community.goactuary.com/u/SredniVashtar)\
**Post date:** [December 19, 2021, 5:48pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/170 "2021-12-19T17:48:57Z")

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Also even if the earth was spinning really fast, not sure we’d ever really “feel it” except as less gravity.

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**Author:** ![NormalDan](https://community.goactuary.com/user_avatar/community.goactuary.com/normaldan/32/1013_2.png) [@NormalDan](https://community.goactuary.com/u/NormalDan)\
**Post date:** [December 20, 2021, 1:18pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/171 "2021-12-20T13:18:27Z")

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Agreed, my best understanding is that what we feel as a force is acceleration although we don’t feel the earth’s spin’s changing speed so I don’t have a great explanation for that. Similarly the earth changes orbital speed throughout its orbit which we also don’t feel.

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**Author:** ![SteveGrondin](https://community.goactuary.com/user_avatar/community.goactuary.com/stevegrondin/32/3257_2.png) [@SteveGrondin](https://community.goactuary.com/u/SteveGrondin)\
**Post date:** [December 20, 2021, 1:28pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/172 "2021-12-20T13:28:19Z")

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> [@SredniVashtar](#):
>
> Seems like this would cause some huge problems if we ever invent long range teleportation

Some practicalities of the delta v over a sphere’s surface explored in [The Witling - Wikipedia](https://en.wikipedia.org/wiki/The_Witling) .

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**Author:** ![SteveGrondin](https://community.goactuary.com/user_avatar/community.goactuary.com/stevegrondin/32/3257_2.png) [@SteveGrondin](https://community.goactuary.com/u/SteveGrondin)\
**Post date:** [December 20, 2021, 1:34pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/173 "2021-12-20T13:34:08Z")

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OK, :handpuppets:. The relative strength of the rotational acceleration is less than 1% of the gravitational acceleration, so it is too weak to be noticed. Seems pretty straightforward to me. I think the physics stack exchange also quantifies the orbital acceleration values too (IIRC smaller than rotational).

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**Author:** ![NormalDan](https://community.goactuary.com/user_avatar/community.goactuary.com/normaldan/32/1013_2.png) [@NormalDan](https://community.goactuary.com/u/NormalDan)\
**Post date:** [December 20, 2021, 1:51pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/174 "2021-12-20T13:51:35Z")

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Oh so in theory we could feel it, it’s just puny?

And is how much you feel from acceleration based on the relative change or absolute? So if I go 0 to 60 do I feel more, the same or less than 60 to 120?

So maybe at certain times of the year we feel gravity in an ever so slightly different direction than straight down? Haha

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**Author:** ![Marcie](https://community.goactuary.com/user_avatar/community.goactuary.com/marcie/32/8789_2.png) [@Marcie](https://community.goactuary.com/u/Marcie)\
**Post date:** [December 20, 2021, 2:41pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/175 "2021-12-20T14:41:01Z")

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> [@NormalDan](#):
>
> Oh so in theory we could feel it, it’s just puny?

Twss?

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**Author:** ![SredniVashtar](https://community.goactuary.com/user_avatar/community.goactuary.com/srednivashtar/32/2894_2.png) [@SredniVashtar](https://community.goactuary.com/u/SredniVashtar)\
**Post date:** [December 20, 2021, 6:37pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/176 "2021-12-20T18:37:11Z")

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> [@NormalDan](#):
>
> Oh so in theory we could feel it, it’s just puny?
> 
> And is how much you feel from acceleration based on the relative change or absolute? So if I go 0 to 60 do I feel more, the same or less than 60 to 120?
> 
> So maybe at certain times of the year we feel gravity in an ever so slightly different direction than straight down? Haha

Imagine the earth was spinning 10x faster. So 2.4 hour days. IIRC centripetal acceleration is v^2/r, so it would be 100x bigger??? So instead of 0.35% of gravity it would be 35% of gravity?

Then you and everything would weigh 35% less? close to the equator. And weigh the same near the poles.

I don’t think seasons would change the direction of the force… The force at the equator would still be upwards, no matter which way the earth spins, right??? Because it all moves together??? I think???

That said, I think the direction would change with latitude??? Like at a 45 degree angle, gravity would be downward, and the spinning force diagonal. Though the spinning force would also be a lot less strong. But yeah that would be weird. I guess you’d build everything at an angle so your coffee doesn’t spill? Actually? I guess you’d just call the new direction “up”, and in practice it would be like building on an incline. So maybe nbd???

Also calling centripetal motion a “force” at all is a bit nonsensical. It’s almost more like not falling as much. I think it’s technically the same exact “force” that keeps spaceships from falling?

(Although in a very nerdy sense, gravity is also not really a force at all either.)

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**Author:** ![SredniVashtar](https://community.goactuary.com/user_avatar/community.goactuary.com/srednivashtar/32/2894_2.png) [@SredniVashtar](https://community.goactuary.com/u/SredniVashtar)\
**Post date:** [December 20, 2021, 6:55pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/177 "2021-12-20T18:55:14Z")

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I feel like the coreolis effect is also part of this.

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**Author:** ![NormalDan](https://community.goactuary.com/user_avatar/community.goactuary.com/normaldan/32/1013_2.png) [@NormalDan](https://community.goactuary.com/u/NormalDan)\
**Post date:** [December 20, 2021, 7:29pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/178 "2021-12-20T19:29:48Z")

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> [@SredniVashtar](#):
>
> Also calling centripetal motion a “force” at all is a bit nonsensical. It’s almost more like not falling as much. I think it’s technically the same exact “force” that keeps spaceships from falling?
> 
> (Although in a very nerdy sense, gravity is also not really a force at all either.)

Ninja’d!

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**Author:** ![SteveGrondin](https://community.goactuary.com/user_avatar/community.goactuary.com/stevegrondin/32/3257_2.png) [@SteveGrondin](https://community.goactuary.com/u/SteveGrondin)\
**Post date:** [December 22, 2021, 10:29pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/179 "2021-12-22T22:29:45Z")

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[quote=“SredniVashtar, post:176, topic:470”]  
Imagine the earth was spinning 10x faster. So 2.4 hour days. IIRC centripetal acceleration is v^2/r, so it would be 100x bigger??? So instead of 0.35% of gravity it would be 35% of gravity?  
[/quote]I think that is right.

> [@SredniVashtar](#):
>
> Then you and everything would weigh 35% less? close to the equator. And weigh the same near the poles.
> 
> I don’t think seasons would change the direction of the force… The force at the equator would still be upwards, no matter which way the earth spins, right??? Because it all moves together??? I think???
> 
> That said, I think the direction would change with latitude??? Like at a 45 degree angle, gravity would be downward, and the spinning force diagonal. Though the spinning force would also be a lot less strong. But yeah that would be weird. I guess you’d build everything at an angle so your coffee doesn’t spill? Actually? I guess you’d just call the new direction “up”, and in practice it would be like building on an incline. So maybe nbd???

Yes, different effect at different latitudes (max at equator, 0 at poles). As far a seasonality goes, the acceleration due to the earth’s rotation is invariant, but I think the acceleration due to earth’s orbit around the sun would vary due to the orbit being an ellipse (and perhaps also due to the tilt of the earth’s rotational axis even on points that are opposite across the major orbital axis)

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<div class="post-metadata">

**Author:** ![SredniVashtar](https://community.goactuary.com/user_avatar/community.goactuary.com/srednivashtar/32/2894_2.png) [@SredniVashtar](https://community.goactuary.com/u/SredniVashtar)\
**Post date:** [December 22, 2021, 11:14pm UTC](https://community.goactuary.com/t/brag-about-your-kids-thread/470/180 "2021-12-22T23:14:47Z")

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I’m not sure what you’re saying there, but I don’t think you should ever feel like you’re falling towards or away from the sun either, since we’re in orbit with the sun, so the cetripetal acceleration should cancel out the gravity, at every point??? Maybe? I think?

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