Friday, August 19, 2016

Digest for - 2 updates in 2 topics

"Björn Lundin" <>: Aug 19 10:30AM +0200

On 2016-08-18 23:53, Mark Brader wrote:
> forth on an open flat-car while other musicians stood beside
> the tracks. Either tell whose "effect" was confirmed, or
> describe it.
This _sounds_ like the Doppler effect :-)
> but there was no easy way to prove it until Léon Foucault's
> ["foo-KOH's"] simple experiment in 1851 in Paris. How did he
> use a large pendulum to provide this proof?
It swings back and forth, but the floor (thus the earth) rotates
so it appears that the pendulum moves its swinging direction.
As if the swing followed the hour indicator in a clock.
> the Leaning Tower of Pisa and dropped two balls to the ground.
> Whether he did it or not, what would this demonstration have
> proved?
That all objects fall with the same speed.
Weight has nothing to do with it.
> around its center, and he measured how much. Either name the
> specific thing that he was trying to find out, or give the
> picturesque three-word title he gave to his experiment.
The gravitational constant
> never happens in Alexandria. Based on the distance between
> the two places and some measurements he could make himself,
> what did he calculate?
The circumference of the Earth
> hemisphere, they did not have the strength to pull them apart;
> but then he operated a control and the hemispheres fell apart
> on their own. What had kept them together?
> were measuring how learning was affected by punishment, using
> a graded sequence of increasingly powerful electric shocks.
> What was Milgram actually trying to measure?
How people may hurt others in the name of science?
> The other is a man, a crooner who lived 1912-2001. His last
> #1 song was in 1958, the year the Grammy awards started, and
> it did win one.
Kate Perry ?
Dan Tilque <>: Aug 13 07:54PM -0700

swp wrote:
> barring mistakes on my part, the winner is ... Dan Tilque!!
Thank you. I've been thinking about it but the idea I have for a theme
may not work very well. I'll have to think some more.
> 1. in England on March 17, 1845, who patented the rubber band?
> stephen perry
> the first question was not meant to be a stumper.
The only way anyone would get this question is if they answered, as some
occasionally do in Mark's quizzes, with the quiz master's name in the
expectation that it's wrong. That sounds like a stumper to me.
Dan Tilque
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