Quizzes & Puzzles178 mins ago
Science
Welcome To The AnswerBank ScienceAny discussion that is scientifically led is acceptable, whether it is about physics or a conspiracy theory.
Whilst discussions and debates are encouraged, The AnswerBank reserves the right to remove answers that are deliberately misleading, e.g. by implying that a statement is a scientific theory or law when it is not, especially when such answers may impact personal health choices.
The AnswerBank makes no claim regarding the scientific accuracy of any post (question or answer) made by a member.
I know this is a topic still in the realms of theory and we have little data but would my debate my opinion of an external force creating the expansion we see? Is dark energy really an...
Hi, My very first question, if this site returns the educated, logical people to answer this for me, there may well be more to follow. Einstein showed us that time and space were one and that space...
It's only my first day on The Answer Bank and my two deeply perplexing questions were intelligently addressed and I'm thoroughly enjoying the banter. So here's one that's always intrigued me......
How do Astronomers know that there are as many stars in the universe as there are grains of sand on the earth ?
Also how do they know that the milky way is a spiral galaxy ?...
I read in a research paper that the total length of roots of a maize plant was 5 km. It is true that there are thousands of root hairs which you can see under a optical microscope but being as they...
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Revisiting maths I did many years ago and have forgotten how to do questions such as this one. Please help. The point P is at the foot of the perpendicular from point (1,1,9) to the plane 2x+y-z=6....
Find an equation for the line of intersection of the following two planes.
x+2y-3z=2 and 2x+3y-5z=3
Many thanks....
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Can someone please explain why we can use mathematics to calculate blueprints for architecture, shape and age of the universe, the fastest possible design for an F1 car and the change you get from a...
Are some areas of earth more prone to meteorites ?
There's a current amber alert in place.
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Live pictures here http://
I was googling a remedy for peeling fingernails (when they peel away in layers) and one website said that this can be caused by vitamin A deficiency. Is there any scientific basis to that or is it...
Is there anywhere in the world that has a relatively constant day/night time temperature whether it summer or winter.
I have no formula for this; I'm working off prior knowledge and general intuition. So far I have: 9.8 m/s^2 (acceleration in free fall)/2 = 4.9 m/s (average speed over 1 second). So in one second the...
Quite a good one.
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Hi all,
Can anyone provide me with a conversion rate please?
I need to convert Condensate from metric tonnes to sm3.
All help greatly appreciated.
TIA
BW...
what type of fibre is necessary that will absorb body moisture in hot areas and spread it to its surface for evaporation that will cause cooling?
When an object with an elliptical orbit is at its nearest to the Sun it must be experiencing a certain force of gravity. As it moves away from the Sun it must reach a point when the gravity that once...
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