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Science
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A surveyor uses a tape, graduated in cm, to measure a rectangular plot of land. He records the length as 5.34 m and the breadth as 7.19 m. What would be the "best" value which could...
Is absolute zero the coldest possible temperature? Is there a maximum possible temperature?
Assuming that all the necessary equipment is available, state TEN physical factors (such as length) which could be found for a rectangular sheet of paper ? give the SI units for those which have such...
If you're in a vehicle going the speed of light, what happens when you turn on the headlights?
I am looking to know what makes a good biomarker? What properties should a biomarker have? I would also like to know about dose-response of a biomarker and the reproducibility and reliability of...
Your friend boasts that he can run the 440 m from his home to his bus stop in 21 seconds. Do you believe him? Explain.
Estimate a value for the volume of your body ? assume that your average density is about 5/6 that of water.
If the Universe is expanding then an observer at one point in the universe would see all the points moving away from him ( like the dots on an inflating baloon) , then why do Galxies cross in the path...
Theoretically, if you spin a long rope to just below the speed of light, will the end of the rope be moving faster than the speed of light, as it will have to travel faster to cover the greater...
Is it possible for gravity to slow down the speed of light?. We know it can stop it escaping from a black hole.
I have Economy 7 electricity programmed to heat up a tank of water overnight. There is also an over-ride switch for heating at other times. Usually the water cools down by late afternoon or evening...
is there room for gay people in evolutionary adaptiveness? like if 1/10 people were gay that would be a good thing, right: a food finding resource that doesn't bog down a group with kids? I know that...
if there wasnt space and time, then there was space and time, but during planck time there was not a quantum state where space and time could exist:::::::::::::;what was the state of things during...
which salt has simillar structure as disodium hydrogen citrate
I believe there are 200 viruses responsible for the common cold. During your lifetime if you were to catch many of these would your body be less acceptable to catching colds.
If the universe started according to the generally accepted "big bang" theory, then should not the centre of the universe be an empty space if all the matter has accelerated away from the original...
Don't really know if I've put this Q in the right section but here goes: I'm sick of looking for a black pair of tankini bottoms for swimming in since my old ones are wearing out. The top's fine, but...
What is it made out of etc...?
what properties should a metal tin can have?? for example less reactive so that a reaction with the drink inside doesn't occur?
I'm trying to work out how much I can hear through a thin external wall in a house and an extra 75ft beyond this wall. I believe that I would not be able to hear 50dB from 75ft away in a straight line...
