The One Time I Hope Boris Is Telling The...
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There's a nice photo montage of major sunspots (1947, 2001, 2014), all of which are wider than Jupiter; partial eclipse sunset; AR2192 solar flare close-up taken by someone from Corona CA (geddit?)....
Can anyone explain to me (in laymens terms) exactly what gravity is? I dont want links to websites explaining it as Ive looked at those and cant make head nor tail of them. I just want a simple...
Hi, I am really stuck on this question, I am just wondering if anyone knows how to do it? In human beings the gene for brown eyes is dominant over the gene for blue eyes. A brown-eyed man marries a...
In human beings the gene for brown eyes is dominant over the gene for blue eyes. A brown-eyed man marries a blue-eyed woman and they have five children. Three of the children have brown eyes and two...
Hi, can anyone help please q water has a specific heat capacity of 4200j/kg/c how much energy is supplied to a mass of 4.5kg of water when heated from 20-65c and Q what is the input power of a ps4 and...
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I remember reading about a problem which went something like this: Mr Smith has a daughter named Tallulah. What is the probability of his other child being a girl? The answer was very surprising and...
Noah would like one of these
Back in 2011 the skeptics claimed the sea level was falling. They are not as keen to discuss it now. http://
Following on from the entertaining Dice and Socks threads earlier this week I've now found the problem about the sex of children. One version goes: "You know that Mr. Smith has two children and that...
After Socks and Sex here's the last one from me for a while as work beckons. (and I need to buy some new light bulbs and socks and knock on doors to see whether a boy or girl answers) I have two...
Wildwood's query about dice and probabilities reminded me of a problem I came across recently which showed that even fairly able mathematicians can get confused by probability. Suppose you have a sock...
how many people in a room must there be to have an even money chance of 2 of them sharing a birthday, ie month and day?
Not sure where to put this so hope this is ok here. According to Pascal, the chance of throwing a double six with two dice is 1:36. To my layman's thinking there are 11 possible results throwing two...
Is it unseasonally warm where you are? Does anyone have any idea what the long term forecast is going to be - I appreciate that it's difficult to forecast with any degree of certainty but the met...
You? The local council or the government or does this depend on how valuable it is? Another question is how much are these beautiful pallasites worth and if peridot can be found in them then could...
Our microwave oven has been making a creaking sound for some time now , when not in use , but when the electricity is on - i.e. plugged in . ( well that's when we hear it - it may well be creaking...
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I’m researching for a book – if it were possible, using the spacecraft that we have today, to fly to Mercury and orbit that planet, how long would it take to get there?
Thanks in advance...
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