Science & Mathematics Questions and Answers

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  • how strong would a beam of light from a torch have 2 be 2 reach the moon and what type of battery do you need?
  • How 'sustainable' will the London Olympics really be?
  • How 'sustainable' will the London Olympics really be?
  • How 'sustainable' will the London Olympics really be?
  • how tall do you have to be to be classed as a giant?
  • how the processes creating the falls will affect human activity in the future?
  • how the structure of the mitochondria differs from the structure of the plastids?
  • How thick is the earths crust? Would 300 miles be close at all..?
  • How to be in engineering league if Iam not a university graduate ?
  • how to balance this equation; iron oxide + nitric acid produce iron nitrate + water.. balance this?chemistry
  • how to bisect line using compass?
  • how to calculate molarity?
  • How to calculate shortest distance from V (46,47) to straight line between points A (42,45) and B (52,40)?
  • how to change a fraction to decimal to a percentage?
  • How to check convergence of sum(cos(wn)/n) n = 1. --infinity?
  • How to conform to manfacturing new type of printer.sth which will change the way printers are made ?
  • how to design a parcel slide?
  • how to determine resultant prism?
  • how to draw a chart in excel and how to make formula for that?urgent?
  • How to draw a histogram for data.?
  • How to evaluate can the CO2 sink and O2 output of trees?
  • How to find discount price?
  • How to find out weight of 1m3 of iron and aluminium with the help of Archimedes's principle?
  • How to find post-doctorate biology jobs abroad?
  • how to find pure gold from an allready made 18 crt ornament?
  • How to generate noise (White/Pink) using an 8-bit Microcontroller?
  • how to harnes the power of radio waves?
  • How to know if stars that we look at are still there?
  • how to label laboratory apparatus?
  • how to make a personal stereo blocker?
  • how to make a whole number into a inproper fraction (4)?
  • how to make logans paste?
  • How to measure aspirin concentration by UV-vis spectroscopy or HPLC?
  • How to modify PH in water. Help me ?
  • how to prepare an environmental management plan?
  • How to prove that series (cos1w / 1 + cos2w / 2 + . + cosNw / N), N=infinity, diverges or converges?
  • how to prune Mangoo trees?
  • How to read measurements?
  • How to rember information?
  • How to set aerators on a highly polluted river?
  • How to set out a quadrant without a radius point?
  • how to solve problems about reducing the cost for an aluminium can?
  • how to use a dial caliper?
  • How to work out the number of consecutive numbers from any given number?
  • how to work out the value of fraCTIONS AS A DECIMAL?
  • how to write a professional report?
  • how to you create a formula in excel ?
  • how to you get the figure (3967) from 80-6+34+5-14 105x2 or is it just a big con?
  • How truthful are science exams and their mark schemes?
  • How truthful are science exams and their mark schemes?
  • how turtles swim?
  • how u would determine the moisture content of air in a room?
  • How was helium discovered if its lighter than air?
  • how was it possible in the past to draw an accurate map of a country without the technology we have now?
  • How was rock salt formed?
  • How was Saturns' rings formed, and why is it a spiral?
  • How was space created?
  • How was the world created?
  • How was your day at skul, work, uni, 6th form today?
  • How we can calculate the concentration of unknown antibodeis in a compitative Elisa?
  • how we can resist global warming?
  • How we know that diamond and carbon and graphite have the same arrangements of atoms?
  • How we using the rest of our brain ?
  • How were the Planets named?
  • How wet is going to be tomorrow?
  • how wide is africa at it's widest point? in kms?
  • How wide is the equator?
  • how will a geophysicist be relevant in bridges and dam construction?
  • How will it all end? The world I mean, not Emmerdale.?
  • How will science change in the future?
  • How will the human race die out?
  • how worried are you about global warming?
  • how would a jelly fish reproduce?
  • How would cryogenics affect the immortal soul?
  • How would human history have gone if Earth was always cloud covered like Venus?
  • How would I convert a displacement-time graph to a velocity-time graph? (AS Physics)?
  • how would i differentiate 2/x ?
  • how would i find out the longitude and latitude coordinates for my house?
  • How would i go about creating a half man half monkey species?
  • how would i go about selling my eggs to infertile couples or medical science?
  • how would i transport clocks or time without being fictitious?
  • how would it be possible for the cravendale cows to get thier milk back they cant unmilk therselves?
  • How would one make a simple distillery?
  • How would populations of humans spread and interact if we lived on a Flat Earth.?
  • How would you calculate a heat load to cool or heat a room?
  • How would you define Chemicals Energetics (Chemistry Topic)?
  • how would you feel after taking a lot of paracetaemol?
  • How would you identify the gas released by photosynthesis?
  • how would you measure?
  • How would you relate quantum theory to how our brains work?
  • How would you relate string theory to how our brains work?
  • How would you tell someone that they had lung cancer?
  • how would you test a clear colourless liquid to see if it was safe to drink?
  • how would you test the efficacy of one surgical technique over another?
  • How would you write 3 hours and 5 minutes as a decimal?
  • How you to evaluate this article of the notice and disagreement?
  • how, many years do we have to WAIT before we can travel at the speed of light?
  • how/what do blind people (blind from birth) dream? Is it just sounds?
  • Human Exo-skeleton?
  • Human or Machine?
  • humans are thought to have evolved from apes/monkeys?
  • Hunt for Red October silent prupulsion on the sub Is it possible?
  • Hydraulic press vocabulary french / english?
  • hyow many times do i have to turn around before i get dizzy and can i go back in time if i turn around quickly
  • hyow many times do i have to turn around before i get dizzy and can i go back in time if i turn around quickly
  • Hypothesis, theory, fact?
  • hypothetical question?
  • Hypothetical Time/object?
  • I am English but is it 'Aluminum' or 'Aluminium'? They can't both be right?
  • i am 5,4 i want to be as tall as 6,11 how do you get tall?
  • i am a registered nurse looking for a career change any ideas what i can do with my qualification (diploma)?
  • I am a technician. How do I install a set of solar electric system?
  • I am allergic to silver?
  • I am an Electrician i would like to enroll at France for the advanced level in Electrical Engineering how,join
  • i am from Tanzania and have followed space programes since i was young,?
  • i am going 2 start doin a pharmaceutical science course and wish to get a career in pharmacy..ne advice?
  • i am going 2 start doing a pharmaceutical science course and wish to get a career in pharmacy..ne advice?
  • I am going to ask this question again.?
  • I am in a tricky situation even after getting all As at A level?
  • i am looking for arial views of cars that show the workings can you help?
  • I am looking for Control System for Christmas tree.Can anybody help me to find it.(from oil industry)?
  • i am looking for hazardous signs and their meanings but cant seem to find a web site showing this?
  • I am looking for online math multiple choice tests?
  • I am looking for the full manufacturing details on how to make a polycarbonate plastic drinks bottle?
  • i am not even? i am less than 400? i am greater than 300? i am divisible by 9? i am divisible by 5?
  • I am planing a timed firework display ...?
  • i am torn between studying electrical or mechanical engineering , can any one help me?
  • I am trying to find a site that will provide planet placements?
  • I am trying to understand the universe quickly, can someone explain dark matter to me in about 4 words?
  • I am visiting the light side of the moon?
  • i am with you everyday and all u do is ignore me, i ensure u still exist and yet you abuse me..what am i?
  • I can travel with time machine?
  • I can understand a tidal bulge towards the moon, but why one on the opposite side of the earth?
  • I discovered a new constellation last night that sort of looks like a saucepan..?
  • I forgot to submit this penaltimate question re singularity!?
  • i found a hummingbird clear wing moth in my garden {UK} never seen one of these before,r they rare in the uk?
  • i found a maggot or larva coming in my door, and found on on the doorstep, its yellow wit a blackhead,what,why
  • I get the sneeze thing, but what exactly is a yawn, & an itch?
  • i girl had a eye transplant , does that meen every one can apply for one?
  • i got a score of 126 for an IQ test, is that a good mark or is it crap?
  • i graduated in marine biology in the u.k. where should i go to work?
  • i have a 10 kva 110v transforma to calalate current do i use supply or load voltage at full draw?
  • I have a belt driven roller which rotates at 34RPM. how fast will it rotate with a bigger drive pulley?
  • I have a patent foramen ovale of the heart-can this be surgically corrected.?
  • I have a theory needs ascientific answer?
  • i have a3 a7 a3 and a7 they all have to be used once and end up at 24 please help my brain is fried.?
  • I have an Interesting theory about a sausage roll shaped universe, do you think Donna will love me now?
  • I have been asked to round 0.48 to the nearest whole number.?
  • i have been prescibed omeprazole for gallbladder complaint.why?
  • I have been studying Quantum physics and the great debates between Niels Bohr and Albert Einstein very hard?
  • i have been told that flax has been grown in my area in the UK, what is it used for?
  • I have come up with a new approach to integral calculus that makes it as simple as the differential calculus.?
  • i have different male friend but all what me has there woman they don't really mind if u are in relationship .
  • I have found a box of powdered water in the loft; does anybody know how I can rehydrate it please?
  • I have found a piece of round black vinyl approx 7 diameter with a hole in the middle. Is this a record ?
  • i have found a recipe for sausages in red wine but many of the quaunties are in imperial units and i need to
  • I have heard a rumour that the average Chimpanzee excrements over half his body weight on a daily basis.?
  • I have just found a dead Dragon Fly and noticed the wings are so thin! Does anyone know the actual thickness.?
  • I have no womb but still have my ovaries,can my eggs be harvested?
  • I have not asked the time yet ?
  • I have noticed that many west Indies players have Indian name like RAMNARESH KALICHARAN CHANDRAPOL. how ?
  • I have one 1p , one 2p , one 5p , one 10p and one 20p . How many different amounts can I make with them?
  • I have part of a river flowing past my garden. When there is a storm the river swells and ..?
  • I have question below, hope that you can answet it pls.?
  • i have really bad indigestion,i was told not to drink anymore cola,why?what should i do instead?
  • I have recently heard that kangaroos can't fart, is this true?
  • I have recently heard that kangaroos can't fart, is this true?
  • I have to take the UK CAT Test on Saturday. has anyone already taken it? how did you find it?
  • I have to to find out how to do tests on food eg protein in science of the internet but i can't find any?
  • i have under-flaw heating and need to add a contactor can some 1 help with the wiring of the contactor?
  • I heard my aunt talking about wolfgagging my uncle, what does this mean?
  • i heard that a chameleon, even if its blind, can still change its colour to blend in with its background. How?
  • I heard that birds never fall off a branch, even if they're sleeping.?
  • I herd the Americans want to go to the sun, is this true?
  • i is useful-show that when multiplying a vector by i the vector is rotared by pi/2 aclw on the complex plane?
  • I just bought a telescope for £500. Do you think they saw me coming?
  • I keep seeing this commercial on TV.?
  • I know my weight in stone how do i convert to Kg? Also I know my height in Feet and inches how do I convert ta
  • i know that gravity is a function of mass but what causes gravity?
  • I know that it isnt good to feed bread to garden birds but is it ok to feed it to ducks?
  • I know the answer i just dont know why!?
  • I know the question.'biggest volume sand or stars'has been asked,but, can someone tell me WHO COUNTED THEM !
  • I know there is no truth in people saying water always runs away from sink in clockwise direction, explain plz
  • I laugh in the face of self proclaimed genius' on this site, prove me wrong morons and solve my puzzle!?
  • I like bananas .Does this prove without doubt that the evolution theroy is real? B.t.w - i like apples too.?
  • I like sea creatures - am I anemone of the state?
  • I live on the coast some 100 feet above sea level, what is the furthest point I can see on the horizon?
  • i m in bsc biotechnology III yr what should i do after bsc for better future?
  • i meant does a cockroach pass its life experiences to its offspring?
  • I need a cheap download that deals with electrical calculations including Kirchhoff's current and voltage laws
  • i need a copy of city and guilds 236 1987 to 1988?
  • i need a good detailed website or book on the stucture of keratin?
  • i need a rough cost per m2 for demolition of a 300mm thick cavity wall in ireland?
  • I need a small thin glass tube 1.5in long and with an outside diameter also of 1.5in. Can anyone please help?
  • i need a Teacher or student from beijing university of technology china in telecom or electrical engineering?
  • I need an electronic componant that will react to laser light?
  • i need basic facts and info on microbes how they can spread in a factory?
  • I need help from a Chromosone genius..?
  • I need help in doing mathematical model for my PhD work, and statistical analysis?
  • I need help on my homework!?

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