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Science
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Which way do you stir your tea or coffee - clockwise or anticlockwise? And is it right or wrong either way? I can't see that it matters at all. But the reason I ask is because when I was a kid, about...
I need some interesting objects for my kids to look at through a microscope, we've done leaves, bits of a wasp, spiders web...
How can I transform parametrical equation into form of y=kx+b?
Suppose I have x=2-t and y=3+2t, where t is proportionality factor....
Where is it - where did the big bang actually take place?
This is so interesting ( well to be it is ) and has all different angles to it ; that i did not know whether to put it in science , history or society . I wonder ( from the cosmetic angle ) whether...
They couldn't have known how dangerous it was.
A function w=3x^4+3x^2y-y3
It has 'saddle point' - (0,0) and point of minimum (-1/2,-1/2).
How I can check whether it is local OR global minima? (without setting a graph)...
What is the formula for determining the total number of matches played by X teams who play each other once?
It must be. How else would they have mass....
what is world of material, it's importance, science content and social relevance?
How do we know that there are more than 100 billion galaxies in our observable universe?...
If I strike a steel chisel with a steel hammer causing sparks to fly off - Would these be molecules or atoms that glow with friction?
Could other life forms and planets exist on our doorstep (earth's) that we can't see if they were constructed of dark matter?
Water is being pumped from an open water reservoir at a rate of 2.0 kg/s at 10°C to an open storage tank 1500 m away. The pipe is 3 ½ - in. schedule 40 pipe and the fictional losses in the system...
At what sort of distances do the 'average' binary stars systems orbit one another and is the 'gap' dependant on star mass?
This question is just out of sheer curiosity. Thanking ABrs in advance.......
Leaving greenhouse gases out of the equation, would the general human industrialisation be significant enough to have any effect on global temperatures - 7 billion people, countless animals, a billion...
Water at 60°F is pumped from a reservoir to the top of a mountain through a 6-in schedule 120 pipe at an average velocity of 12 ft/s. The pipe discharges into the atmosphere at a level of 3000 ft...
I have a line equation written in a form of (1 2 3 4)+t(5 6 7 8)
t is a proportionality factor
How I can get a line equation to check whether a point (a b c d) is on the line?...
write the electronic dot formula of sulphur having 8 atoms?
8 letters: ?I???I?? Thank you...