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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What does 'neck of the moment' mean?
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They knew I was gonna write this. Interesting question, but, for me, easy to answer. You see, I'm psychic. Some spychics can see...
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Fundamentally it is the frequency. When light travels into a medium like glass the speed and wavelength can decrease but the...
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The three most common base units are meters, liters, and kilograms. The last one is kilograms because it is an exception. It...
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Reynolds number Re is a dimensionless number that gives a measure of the ratio of internal forces to viscous forces and...
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Hot air rises, just as cold air lays low (sinks) to the ground. When a fire ensues, smoke (the product of carbon combustion)...
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Discovery is the wrong term, it was visualised and built by a team under Enrico Fermi, 1942
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Uses the energy from its power source much more quicker than a series circuit.
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Velocity = distance divided by time (v=d/t)
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Examples of external combustion engines:1) wood-burning or coal burning steam-powered locomotives2) coal and oil-fired boilers on...
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Gravity is the key LIFE ! O <----- THIS IS EARTH
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E stands for energy, M for mass, and C squared for the speed of light squared.
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Taken from the answer of Horsin' Around. p is used because the word "impetus" formally in place of "momentum" comes from the...
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Generally to produce electrical energy, sometimes direct thermal energyNon-conventional energy like solar, wind power etc are all...
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Motors and generators are energy converters. A motor converts energy into motion energy (mainly rotation). The energy can be...
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Air can crush a bottle if there is more pressure exerted outside the bottle than inside the bottle; therefore the bottle may...
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French physicist (1852-1908) Becquerel is remembered as the discoverer of radioactivity in 1896.
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alpha radiation contain alpha particle which has a mass equal to helium nuclius and velocity about one tenth of velocity of light...
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You can't, since the slope of the graph means average velocity and the area of the graph has no meaning. The only way to find...
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Yes, if you are talking about two points on earth's surface. The great circle can be thought of as roughly similar to a circle of...
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average kinetic energy
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For a very basic explanation, a manometer measures the pressure differential between a closed pressure applied at one end and an...
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In most cases the viscosity decreases as the temperature increases.
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I could only find two...your ears and a microphone
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Principle is electromagmnetism. When a conductor cuts magnetic field electricity is induced in the conductor (Fixed magnet). When...
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There are five operating reactors in Florida. See link below for details
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The ray of light gets refracted. Depending on the medium it is entering, it will bend either to or away from the normal. For...
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No, but if the system is at equilibrium the speeds of all the molecules (assuming an ideal liquid) will be characterized by a...
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Glue is the functional opposite of 'lubricant'. A lubricant reduces friction between two surfaces while a glue increases the...
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my friend abby has the anwer to this. so u can email her if anyone wants to, to find out the answer? cheers :)
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Iron (Fe) Cobalt (Co) and Nickel (Ni) iron, steel, nickel, and cobalt all have magnetic properties. Lodestone is also magnetic...
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You can identify a substance by its solubility because it is a characteristic property of matter.
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Wood, rubber, plastic and other non-metalic items -EXCLUDING WATER- do not conduct electricity. That is why most wires have a...
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Some ways you can make a structure more stable is by: 1) Making the Base wider 2) Taper The Structure (Make the top skinny and...
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In physics, "work" is the product of a force upon an object. If a man pushes on a rock and it moves, then work has been done. If...
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When you rub a balloon against something it takes the electrons from that object (in this case your hair) and it becomes a...
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mount a camera in the same spot, take a picture at say.. 12:00 at night , wait 24 hours and do it again, or wait longer, the...
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WHAT THE SPEED OF STATIONARY OBJECT?
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momentum=mass times velocityp=mv
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wavelength, amplitude or maybe you meant sound and light (waves?)
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worn belt or your clutches need to be rebuilt
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where the atoms that make up the mineral are arranged in an orderly, repeating, three-dimensional pattern. (Physical Geology,...
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Sand is silicon and has a a high melting point - over 1500 C (over 2700F)
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First LawThe quantity of a substance produced by electrolysis is proprotional to the quantity of electricity used.
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As a candle burns, the massdecreases as the liquid wax is the fuel source that is burnt to produce the flame. Many people would...
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It doesnt. I assume you mean angle, and as the angle increases the frictional force creases as friction is dependant upon the...
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The object's momentum and kinetic energy.
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Apart from the obvious one of producing electricity, sources of gamma rays are used in examining welded structures to check for...
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No, the earth's motion is a periodic motion forming an ellipse.
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Since UV rays are electromagnetic radiations their speed is equal to the light of speed that is: or simply
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From the relation λ = c/f between wavelength λ, speed c, and frequency f, the wavelength of a wave motion can be calculated if...
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It is like charges that repel each other. A charge may be positive or negative. Two positive charges repel, as do two negative...
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it rises.
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No. Ions are either positive or negative, depending on how many electrons are gained/lost.
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According to Coulomb's law, the electrostatic force between two point charges is directly proportional to the product of their...
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The best example of plasma on earth is lightning. It's natural. The state of matter we call plasma exists at high temperatures....
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For the PWR, the reactor core which is an array of fuel assemblies, inside a very strong pressure vessel made of thick steel. The...
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As I recall my physics from many years ago, a falling body accelerates at 36 feet per second squared. After one second a body has...
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Because, it is cold at higher altitudes. Air hits the leading edge and flows through the upper and lower part of wings. Because...
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No. Antimatter is the direct opposite of matter: the antimatter equivalent of electrons are positrons (electrons with a positive...
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It attracts anything liquid or solid.
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The centripetal force acts along the radius of the circle, inwards towards the centre.
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unbalanced means that when to items of objects are very unbalanced they maybe way different to the other object.my apology's if i...
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Wood, aluminum, steel, carbon fiber...lots of things.
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Work is being done by the force of gravity.When the book falls to the floor, there's a force on it, and the force keeps acting on...
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BSC time table is now available in ou website.
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Light coming towards you will have it's wavelength compressed and the light will visibly shift to the high end of the spectrum...
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A conductor is a material that has one or a few electrons in the outer shell of its atoms. These electrons are easily knocked...
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if you push an object a given distance, while applying twice the force, you do
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Will the Universe continue expanding forever or will it collapse?
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The particle arrangement and motion determines the state of matter of a substance.
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it dissolves in water its miscible
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Tidal forces are caused by the differential pull of gravity on a planetary body or moon. Consider the Earth-moon system. The...
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Heat sources. (or more generally, sources of electromagnetic radiation) It is so far undenied (and "functions") that infrared...
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A diode bridge rectifier is simple to build. It needs no control, no active switches and just a small number of devices. The...
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Already been asked, but it says about 75 to 80 mph.
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a small marble. its heavier and smaller in size.
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There are probably three major uses of short-lived radioisotopes. One would be in medical imaging wherein a short-lived...
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/\X * /\P ≥ h / (4 * pi) Also, /\E * /\t ≥ h / (4 * pi) X = position, /\X = uncertainty in position P = momentum, /\P =...
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It is caused due to the limitation of human eye i.e the eye lens cannot adjust its focal length.
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You can put it anywhere you want.
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what is the historical of the table tennis
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Surface fermentation refers to those fermentations in which the microorganisms utilised grows on the surface of the fermentation...
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No. An old wives tale. What you may have heard about is the Mpemba effect which has merit based on the application for which it...
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Wedge is a kind of simple machine. It makes our work easier. The example of wedge is AXE. As we know pressure is inversely...
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that's called a precipitate
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1 , 3 , 8th lessons having more chances for this year.
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The frequency or rate of precession of the nuclear magnetic moment (spins) and is proportional to the magnetic field strength....
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The speed of all types of electromagnetic radiation, including light, in vacuum, is: -- 299,792,458 meters per second --...
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When measured, this distance (from normal to peak) is considered to be 1/2 of the amplitude. Amplitude is defined as the...
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All cellular phone networks worldwide utilize a portion of the radio frequency spectrum designated as Ultra High Frequency, or...
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