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Science
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Can anyone recommend a simple book on astronomy suitable for a very bright and very interested four year old?
Why is there an expiry date and a warnng not to exceed it on my styptic pencil?
25a. Gem expert I have: - A - I - E - I - - 6.a. Excessive influence.... I have - A -E - D - T - L - - - 31.a. Yielding bones I have: O - - - F - R - - - 40a. Newspaper article ... Is it TURNOVER? as...
Hello Can someone help me please I am really struggling with partial fractions I have 2 questions to complete and would appreciate some help, my questions are: x2-3x+6/x(x-2)(x-1) and x2+9x+8/x2+x-6 I...
Does loud noise affect the way you taste food? I was just eating a bit shortbread while my mum was hoovering right next to me and I swear that it was making it taste not as nice! I sound crazy but has...
Sorry, there wsa an error.
Show that the sum for 1 to k of k.3^(k-1)=1/4[(3^k).(2k-1)+1]...
Can anyone help with this?
Show that the sum between 1 and k of k.3^(3-1) =1/4[(3^k).(2k-1)+1]....
I'm no expert, but it sounds ridiculous. Surely the costs involved make it a complete non-starter? Why are seemingly sensible people talking about it as a serious possibility?...
Why is it that when I park in an empty car park, I always return to find that the only other car that's arrived since is park RIGHT NEXT TO ME, surrounded by an empty car park ...... why?? Do people...
4d-Short opera in festive performance thus mounted in islands -9 letters 13a- In Roman squares, coins have to be different 3,1,6 20a- One paid policeman to drop in-he's hoping to strike it rich 10...
Does anyone know how to stop the continued reappearance of an icon on my Toshiba TV inviting me to instal a systems upgrade? Clicking OK merely produces a "searching" icon which fails to...
Have any astronauts ever had sex with each other in space either for pleasure or as part of an experiment, or if not humans, have any other animals mated in space?
I thought it was easy to calculate the probability for each player of winning a game of Russian roulette but my answer is not the as that given by a couple of books I have. I would be be interested to...
is there any star activity tonight i saw what looked like an exploding star or cluster of stars to the west of the night sky
Why do trees such as apple blossom and cherry blossom provide their blossoms during April in Scotland, when they only last a short period of time due to winds, and there are few or no pollinators at...
Hi Everyone, i need some help with a conversion..... I need to convert 200 mg m-3 of Nitrogen dioxide (NO2) into g/s The other parameters that i have are.... Discharge rate per stream (flue) 15.4...
We recently bought the Thomas Rosenthal Group knives that Tesco are selling (a lot of you may know the ones...via the collectable vouchers). They seem great so far, but my question is this: why is the...
I want to make a comparison between the Vitamin E in two different dog foods. However one says 690mg per kilo and the other says 70.0iu/kg. How can I 'convert' one of the amounts into the same...
I know it's a rather odd question to ask. I've tried at several chemists with no success. Does anyone know where I could buy a tiny amount of methylene Blue powder? If successful with this endeavour I...
Hello! I need to have a source of education on how metals respond to torque, vibration, and weathering- also how structure will effect this. I'm entertaining the idea of a rather large project and...
