The Rabbit Hole

My shop is a war zone…but if you so much move one idem I won’t find it. I always know where and when I used it last.

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My living room is less organized than my garage. My garage is a cluttered mess beyond comparison to any clutter a normal person can imagine.

When I do my seldom clean up efforts, it takes weeks for me to get used to not knowing where things are. Then it reverts back to things being wherever I used them last.

When I have trouble locating a tool, I begin to wonder who broke in a stole it.

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I’m definitely getting interested in taking up skiing!

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Yeah I hear you. I’m semi organized, I have places that I keep certain items. My problem is I have three vehicles, shop and field work. So trying to have the tools in the right vehicle from my shop to correct clients I’m working on.

I’m pretty good about keeping track of everything.

But every once in while I get this senior moment. OK which was last time I used that tool, where and what vehicle I was using.

If you assume similar density between male and female, more mass gives proportionately less surface area, hence more mass is rewarded by proportionately less wind resistance.

Think of it like this. A bowling ball (bad choice but never mind) has a diameter of 2r inches, a surface area of 4pi r-squared, and a volume of 4/3pi r-cubed. Volume is directly proportional to mass. So if we increase r by a factor of 1.41, the surface area doubles but the volume (mass) goes up by 2.82. So if you drop two unequal bowling balls down a hill (or ski slope) the biggest one will get to the bottom first.

HOWEVER, the thing with your ski lengths introduces a different factor, and with @asaratis sand-dune example the biggest one may sink into the sand and not reach the bottom at all. Therefore I suspect that the overall pressure on the snow has a detrimental effect upon speed, ie less pressure = more speed.

Personally I always prefer handling, so stick with what gives you the greatest pleasure.

As an ex-ice skater I can tell you that hockey players move faster than figure skaters, but figure skaters can out manoeuvre them every time. The reason is that the hockey skate blade has a thin section and a long flat contact patch and possibly the whole skate is lighter for acceleration, whereas the figure skating blade is broader and has an entirely curved contact edge and is ground with a hollow curve so that the edges bite. If you lean over on a figure skate it will go round a corner, on hockey skates you tend to go straight on and have to shuffle your feet to get round a corner particularly if you are moving quickly. A figure skater will have trouble keeping up with a hockey player/skater.

To my complete amazement I took this picture with my Nikon. The lens is nothing special it is whatever came with it because IIRC they are not detachable. However it does have a mammoth amount of zoom, and I think the software is trick-enough to figure out that you are taking pictures of the Moon and sets up the exposure accordingly.
From the path outside my house a year ago, the hardest part was keeping the camera steady…

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After three posts one cannot post again until somebody else posts. Standard forum rule.

Actually, she is correct in that the same shape (assuming the same “slickness” of the clothing) would encounter the same wind resistance, yet the more dense male (more muscle mass as opposed to [God forgive me] fat mass) would have more inertia at a given speed and plow through snow with less retardation due to the presence of the snow in front of the skis.

A man can have more mass than a woman of the same size…due entirely to muscle density.

Personally, I prefer the softness of female flesh despite the fact that they are slower in the downhill competition.

Boobs tend to float in a hot tub.

Oh, I get that shit all the time…especially when I’m into humor posting.

Thats spooky… Good chance this might appear obvious being the same celestial body but the pics are 1 year and 11 days apart. I have just laid the two shots side by side and apart from the obvious difference in resolution they are virtually identical.
I suspect it will be unlikely that the the eclipse later will appear as clear as either of these pics, I will attempt to at least wake up and take a look with some binoculars or the telescope. :crossed_fingers:

Some seriously good camera work.

I was maxing out my phone cam’s capabilities tonight to try to get an kind of shot of the eclipse. I am in a great viewing place without a great camera.

Difficult to answer since you asked about 6 questions. Here is my casual swat at a couple of them.

Actually ice (well frozen snow) is not that slippery. When one applies sufficient pressure (energy) to ice, water forms at the point of contact and it becomes quite slippery. Sufficient pressure implies a massive skier…

Reasoning about the static shape of a ski misses the dynamic nature of bending and tipping/angling a ski.

It all rather gets complex from there, thus the differing types of skis.

As to more massive athletes going faster, that is a simple matter of gravity and laminar flow. All athletes accelerate at the same rate down the hill, but the energy that they generate/carry is proportional to thier mass. Laminar flow: considering the human body as a cylinder, the mass grows by the d^2 (volume), while the laminar (air resistance) only grows by the x (surface area).

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Pistes are mostly quite firm. For soft snow you have to go off piste. They are compressed and groomed so nothing really sinks. If you were to release 2 skis together on a hill with no person attached, the longer one will get down the hill faster. I should imagine skiing on sand to be very slow. I have also seen videos of people skiing through forests on fallen leaves - all possible but slow. The mass /surface area relation being linear to squared (or perhaps cubic if you assume surface area to be proportinal to volume) is what I stated, so good to see confirmation. :slight_smile:

You are assuming that women have the same proportion of fat as men have muscle… :angry: :joy: We are talking athletic people here, not blobs. Let me use my little one as an extreme example: she is too skinny to float. Yep, if you laid her out on the water, she would sink. So she is denser (mass/vol, not lack of IQ :smile:) than men. She has a greater proportion of bone which is denser than muscle. I would say I am of greater density too of most men for the same reason.

Let us compare men with men then. Downhill skiers are heavy and chunky, about 100kg. Why don’t you get lean men, say 70kg as downhill racers? They would be more dense than the heavier ones.

This is to assume all other things equal, like skill. All very well saying that a racing driver in a Nissan Micra can beat a numpty in a Ferrari. We’re looking for the edge and trying to understand why.

I got up at 10 past 5 to see the moon, spent 5 minutes try to spot it and couldn’t, so went back to bed annoyed. I only looked out the windows, bloody moon must have been directly over the house.

Same here Verv, at 3 am the sky was super clear here on the east coast, by 5 am “zilch” couldn’t see a single star.
Looks like 2022 is the next then 2025 then …

edit: above dates are wrong, from space.com they state : next total lunar eclipse will be May 26. 2021

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Why does Magog only post conspiracy theory stuff? I’m correct in saying he hasn’t been banned from any particular thread, so why does he only want to talk about anti-West conspiracies?

Think the BBC reported 2029 for the UK, and I bet it will be cloudy lol. I don’t know where the moon was last night, but I was too cold to go out and check. Plus didn’t want to disturb the dog sleeping downstairs.

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He’ll post anything that supports his anti ■■■■ pro Islam agenda

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It’s certainly strange he wouldn’t back Israel over Iran, he just avoided the question. Manic Magog is posting a lot but rarely is it anything topical, it’s nearly always the same conspiracy crap.

In addition to tactic admission of ■■■ hatred, there is a consistent anti-West theme in his conspiracies. All his conspiracy theories fundamentally attack the credibiliy of the West.

  1. Attacks the truthfulness of the West - holocaust account.

  2. Attacks trust in government - 911 attack, Rothschild masters.

  3. Attacks the morality of the West by bringing into question our role in WW2.

…it’s really consistent, anti-■■■ but also anti-West - since he believes the West is a puppet for the ■■■■■

When has he ever criticised Russia, or China, or Iran? Does he really believe Western governments and Western values are worse that commie dictatorships and Islamic theocracies? His uni-directional criticism suggests he might.

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