Science
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The prof
Is he still around? Last year he helped me so much with some questions and I haven't been coming in to this section for the past year so was just wondering if he still came here!!
Is he still around? Last year he helped me so much with some questions and I haven't been coming in to this section for the past year so was just wondering if he still came here!!
SKA
26/06/08
14:27
26/06/08
14:27
big wheels keep on turning
why do car wheels appear to be spinning anti-clockwise when the car is moving forward?
why do car wheels appear to be spinning anti-clockwise when the car is moving forward?
pesama
26/06/08
09:29
26/06/08
09:29
Eating spiders
Do we eat spiders in our sleep?
Do we eat spiders in our sleep?
smileyfem
25/06/08
17:41
25/06/08
17:41
large hadron collider
If the Large hadron collider lives up to all expectations and does n`t destroy the Earth , what will it mean to the average man in the street in the long run. what return will those companies that have sunk millions... [more]
If the Large hadron collider lives up to all expectations and does n`t destroy the Earth , what will it mean to the average man in the street in the long run. what return will those companies that have sunk millions... [more]
claymore
25/06/08
08:31
25/06/08
08:31
Crescent moon positions
I desperately need to know the answer to the below question and am sure you brainboxes will have all the info. I know virtually nothing about astronomy and have spent hours looking on the internet for the answer ... [more]
I desperately need to know the answer to the below question and am sure you brainboxes will have all the info. I know virtually nothing about astronomy and have spent hours looking on the internet for the answer ... [more]
snooper
24/06/08
15:13
24/06/08
15:13
Solve for a,b,c and d
This is a third order Polynomial Fit with the equation x = a*y^3 + b*y^2 + c*y + d. Can anyone improve on my estimates; a is 0.003596522, b is -0.8503, c is 66 and d is -1580? Here are the co-ordinates. ... [more]
This is a third order Polynomial Fit with the equation x = a*y^3 + b*y^2 + c*y + d. Can anyone improve on my estimates; a is 0.003596522, b is -0.8503, c is 66 and d is -1580? Here are the co-ordinates. ... [more]
AG Fanclub
24/06/08
14:14
24/06/08
14:14
parts per billion to parts per million
I have a report which quotes various chemicals in parts per billion. When I google these chemicals are normally in parts per million. If a substance is 2.5 parts per billion what amount is it in parts per ... [more]
I have a report which quotes various chemicals in parts per billion. When I google these chemicals are normally in parts per million. If a substance is 2.5 parts per billion what amount is it in parts per ... [more]
sandbach99
23/06/08
22:18
23/06/08
22:18
Veins
Why do veins appear either blue or purple?
Why do veins appear either blue or purple?
Alfee
23/06/08
17:48
23/06/08
17:48
pi
can anyone explain in simple terms why the decimals of pi appear to go on indefinately..?...then i ll let you into my little secret that there are a finite number.
can anyone explain in simple terms why the decimals of pi appear to go on indefinately..?...then i ll let you into my little secret that there are a finite number.
xerus
23/06/08
10:00
23/06/08
10:00
To boil water
This may be the wrong spot, but. Which is the most economical way to boil a quart of water. An electic kettle or a kettle on a gas stove.
This may be the wrong spot, but. Which is the most economical way to boil a quart of water. An electic kettle or a kettle on a gas stove.
Bellringer
22/06/08
17:39
22/06/08
17:39
Difference of opinion
Could anyone please settle a difference of opinion and answer the question, Which metal does not rust? Many thanks.
Could anyone please settle a difference of opinion and answer the question, Which metal does not rust? Many thanks.
Lucienne
21/06/08
16:41
21/06/08
16:41
Camera Zoom for Space photos
If I wanted to buy a camera to take pictures (without a telescope) of say, saturns rings or jupiter and its moons, what kind of optical zoom would be required. 10x, 20x, 100x? I literally have no idea when it comes ... [more]
If I wanted to buy a camera to take pictures (without a telescope) of say, saturns rings or jupiter and its moons, what kind of optical zoom would be required. 10x, 20x, 100x? I literally have no idea when it comes ... [more]
ed2288
21/06/08
13:29
21/06/08
13:29
who decided
so who decided that our planet was going to be called Earth and who named all the other planets and suns it's always been something i've wondered about xx
so who decided that our planet was going to be called Earth and who named all the other planets and suns it's always been something i've wondered about xx
jules68
20/06/08
17:58
20/06/08
17:58
water supply
After a kitchen refit using taps fitted with diffusers Ive noticed this disgusting build up. http:i280.photobucket.comalbumskk165ykl99 PICT0436.jpg?t=1213967533 Ive let it get to this stage for photograph... [more]
After a kitchen refit using taps fitted with diffusers Ive noticed this disgusting build up. http:i280.photobucket.comalbumskk165ykl99 PICT0436.jpg?t=1213967533 Ive let it get to this stage for photograph... [more]
dogbutter
20/06/08
14:31
20/06/08
14:31
rigging
can two 1ton single wire slings side by side lift 2 ton.
can two 1ton single wire slings side by side lift 2 ton.
thepoohman11
20/06/08
12:47
20/06/08
12:47
how hot can it get?
We know that there is an absolute zero, but at the other end of the scale is there an absolute hot?
We know that there is an absolute zero, but at the other end of the scale is there an absolute hot?
claymore
19/06/08
06:52
19/06/08
06:52
Teeth
Have humans always had teeth to eat meat or did they evolve later? If they were always present does that mean we were not alone when the first humans existed?
Have humans always had teeth to eat meat or did they evolve later? If they were always present does that mean we were not alone when the first humans existed?
sp1214
18/06/08
20:13
18/06/08
20:13
science
In equations involving velocity, the triangle symbol means
In equations involving velocity, the triangle symbol means
paula0803
18/06/08
15:50
18/06/08
15:50
Re-cycling.
What can NOT be effectively re-cycled nowadays?
What can NOT be effectively re-cycled nowadays?
Abdulmajid
17/06/08
19:16
17/06/08
19:16
oil burning
what are the 2 main products formed when oil burns
what are the 2 main products formed when oil burns
studyone
17/06/08
17:39
17/06/08
17:39
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