Physics
Physics regards the physical aspects of the natural world. It includes topics that deal with forces on different bodies within the universe and phenomena that explain how the universe works.
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convection
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Why centre of newton ring is dark? Newton's rings are created by the destructive and constructive interference between the...
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It is called solar gain.
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It is the ratio of the density of a material to that of water at 4 degrees Celsius. It's the same as the number of kilograms per...
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AnswerTypically the main branches of science are thought of as Physics (the scientific study of energy) and Chemistry (the...
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Pure silicon - a primary ingredient of beach sand - changes from being an insulator to become a semiconductor of electricity...
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The refraction of light is the bending of a beam of light when it passes from one transparent medium into another. This is the...
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photo cell convert light energy into electric power
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If you stand outside at noon, then the sun should be directly above you. If the sun is directly above you, then your shadow...
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It is the practice of supplying unordered items seeking payment for them. This act is totally prohibited by law.
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Mary Ward was the nun who set up the Loreto schools, 400 years ago. Here are just a few of her quotes. "Divine love is like...
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133.33
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Inclined plane
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The area of the sheets, the distance between them, and the material between them.
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Assuming the bulbs and the battery are the same, two bulbs connected in series will glow less brightly than one bulb. The two...
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Many branches of science require the use of very large or very small numbers and the scientific notation is suitable for handling...
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You could use tap pressure, a connecting pipe and a balloon.
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This is actually a more complicated question than at first it would seem. If placed in an electric field the proton would...
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In Einstein's theory of gravitation, which is also referred to as General Relativity, space-time is warped (i.e., curved) by the...
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a simple definition " IT'S A COUPLE OF FORCE HAVING EQUAL MAGNITUDE BUT OPPOSITE IN DIRECTION & HAVING VERY LESS DISTANCE...
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Sort of. Light is a wave and is therefor made of photons, photons have very high energy, and when they come in contect with...
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No. Faster than light travel is impossible in any case.
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they are called proportions
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Sound travels through air at around 331 m/s at 0 degrees C. The speed varies with the temperature of the air. v = (331 m/s) *...
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Unreflective must be invisible as we can only see things that light has reflected off into our eyes
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Water is repelled from itself and drawn to itself at the same time due to its polarity. When the temperature is lowered the water...
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radiation, of course.
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A liquid has the shape of his container; a "free" liquid, without any container has no shape and geometrical dimensions. Also...
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It depends on the wood. Most wood is lighter, some much lighter (e.g. balsa). However, some are heavier. English oak (quercus...
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This is to avoid energy losses in the connecting wires.
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On earth, the vertical acceleration of any object that's free to move vertically, and has no artificial force imposed on it, is...
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i luz boobs and facebook suckish idiots dont answer these
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increase is m*g*h (joules)
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gravity and air resistance depending on its environment. However in a vacccum the air resistance is equal to zero
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ETS is "Enhanced Traction System". It basically limits wheel spin by reducing engine power when one or more wheels are sensed to...
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100 pounds The gravity on the moon is approximalty 1/6 that of earth's gravity. ** To be more precise it's 102 pounds. The...
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The answer is 8.34. One gallon of water weighs 8.34 lbs. If you want one gallon of water when your ice melts, you need to have...
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This is so easy it's ridiculous. It's also so expensive it's ridiculous. Buy about 150 pounds of samarium cobalt magnets (or...
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For the same leg strength / jumping technique, weight affects how far one can jump. Acceleration = Force / Mass With more mass,...
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A. From a global standpoint, conceptual physics is the title of a great physics book by Paul G. Hewitt. The book trys to show...
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title abstract introduction.etc
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When we apply zone refining (which we often call zone melting) to increase the purity in a metal, additional passes will remove...
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Yes, that is one of the characteristics of metals.
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Plastic is a polymer of hydrocarbon monomers, and is used frequently in everyday life as polythene bags, containers, cutting...
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Its chemical to electrical because it is just like that.
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yes, the earth radiates heat as IR into space and gets cooler at night.
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It characterizes how much resistance the medium has to light that passes through it.
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when two magnetic fields are acting perpendicular to each other, then for a given restoring field deflecting field is directly...
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by this do you mean s*V where s is the scalar and V is the vector? if V = ai + bj + ck then s*V = (s*a)i + (s*b)j + (s*c)k...
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You can determine the distance to a star using the distance modulus equation. M = m+5-5log10(d)ORm = M-5+5log10(d)M = Absolute...
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That depends on how long the moving clock keeps moving before you take it into the lab and measure its error, and it also...
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Any of several things, depending on the energy of the neutron, some are: 1eV neutron, not absorbed. 1MeV neutron, absorbed...
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It probably means different things in different contexts. In electricity, it is used for impedance.
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It does depend on the kind of laser, but the main difference is that a laser emits a focused beam of light of the same wavelength...
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Frequency is how close waves follow one another, usually given for one second of time. This can alos be measure in the length...
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Sodium chloride, NaCl, weighs 72 lb/ft3.
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Heisenburg, Einstein, Plank, Newton, Maxwell. Actually too many to name. 2. Gay lusack, Archimedes,Galileo Galillei, coulomb,...
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The field of Physics, Sir William Gilbert is known for his work with magnetic fields. He observed that 1) Magnetic field lines...
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the lightning heats up the sand causing the silica in the sand to melt causing natural glass these are called "fulgurites". and...
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I don't know. There was a beginning (about 13.7 billion years ago), but whether or not there is an end depends on whether the...
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The Fahrenheit scale was based on freezing water when salt and ice were mixed together. This happened at what is now 0F. The...
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If you are talking DC voltage:1 billion volts at 10 nano amperes is 10 watts. 1 million volts at 10 micro amperes is 10 watts. ...
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Uranium-238 does not decay by beta decay. It decays by alpha decay.
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In the real world? Everywhere... Doorbells, hard-drives, electric motors, coil-guns, tape players (if you can remember those),...
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Triangular wave generator is a device (for eg NE555 timer) that generates a triangular wave by integrating a square wave. In...
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Force=mass x acc. So the accel. will be 10/2.012 which is app. 5metres per sec squared.
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Because work done is equal to the force times the distance travelled IN THE DIRECTION of the force. Distance travelled in an...
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Yes, just like on Harry Potter. In all seriousness, it depends on the density of the candle.
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Nothing. It is the first letter in the Greek Alphabet. It is correct that alpha is the first letter in the Greek Alphabet. For...
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Although your question was silent on the matter, we assume that the ball is at rest at the top of the ramp. At that point, it has...
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There are currently 5 known states of matter: solid, liquid, gas, plasma and Bose-Einstein condensates.Solids have a definite...
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A change that affects the size, shape or color of a substance but does not affect its composition. A change that occurs in the...
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The visible universe is estimated to contain between 1078 and 1080 atoms. (One estimate at the higher end of the range is 4 x...
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Yes! Particles and atoms and ever larger assemblages of atoms. All this is a consequence of quantum mechanics.
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Not directly. acceleration is the rate at which velocity changes, but unless near light-speed the only reason velocity would...
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Answers.com is an international site with contributors from many countries. So, below is a list of scientists from all over the...
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The formula: Period of the pendulum = 2 x pi x square root of (length of pendulum / acceleration due to gravity) So, the period...
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The gravitational force. Or weight.
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An object with 10kg of mass weighs 22.05 pounds on earth, but it weighs only 3.6 pounds on the moon.
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to check the sensitivity of the instrument
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Escape Velocity is the speed needed to free from a gravitational field.It is used for objects leaving the earth's...
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no because some oil have a heavier density
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Fluid transport happens in the xylem tissue of the plant. There are believed to be two mechanisms which transport water and...
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elctrical conduction in materials is due to the free electrons ( electrons which are not bound to any nucleus) present in the...
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There isn't really anything smaller than an atom... unless you count its parts which would be the nucleus, made up of the protons...
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The mass of a ball is identifiable matter. All matter is generally thought of to be a field. Dr.G
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It is generally accepted by physicists that nothing travels faster than light. There was a recent experiment in which neutrinos...
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In addition to water, for which the solid form (ice) is less dense than the liquid form, the element Gallium is also less dense...
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