This glossary of physics is a list of definitions of terms and concepts relevant to physics its sub-disciplines and related fields including mechanics materials science nuclear physics particle physics and thermodynamicsFor more inclusive glossaries concerning related fields of science and technology see Glossary of chemistry terms Glossary of astronomy Glossary of areas of. Its dimensional formula is MLT -1.
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Endgroup André Nicolas Jun 11 14 at 1735 2 begingroup For example the heat equation can be written ddot uv2u which is the same as fracpartial2 upartial t2v2fracpartial2 upartial x2.
X meaning in physics. It is read as x naught or x sub zero and usually means the starting value of x. Also called the magnetic field density or magnetic induction. Velocity Formula in Physics.
Reference space time mechanics thermal physics waves optics electricity magnetism modern physics mathematics greek alphabet astronomy music Style sheet. With electromagnetic radiation such as light X-rays and gamma rays. Appropriate for secondary school students and higher.
These are the conventions used in this book. Vector quantities F g v are written in a bold serif font including vector quantities written with Greek symbols α τ ωScalar quantities m K t and scalar magnitudes. Shows the direction of magnetic field due to current perpendicular to plane of paper.
Their ability to penetrate solid objects depends on how dense the material of the object is. Frequency the number of waves that pass a fixed point in unit time. For clarity and brevity the coordinates are collected into tuples the indices label the particles which cannot be done physically but is mathematically necessary.
Hookes law is a law of physics that states that the force F needed to extend or compress a spring by some distance x scales linearly with respect to that distancethat is F s kx where k is a constant factor characteristic of the spring ie its stiffness and x is small compared to the total possible deformation of the spring. Their wavelength is smaller the UV rays and they are therefore invisible to the human eye. A B C D E F G H I J K L M N O P Q R S T U V W X Y Z.
Science Physics library One-dimensional motion Displacement velocity and time. Visit to learn more about X-Rays properties wavelength uses working and its invention. Mostly algebra based some trig some calculus some fancy calculus.
Its SI unit is ms. Physics is one of the most fundamental scientific disciplines and its main goal is to understand. Endgroup Teepeemm Jun 11 14 at 1935.
Frequently used equations in physics. Knowledge of nature from φύσις phýsis nature is the natural science that studies matter its motion and behavior through space and time and the related entities of energy and force. Physics Phenomena Physics is Fun Feimers Physics Page Physics Dictionary.
An X-ray is a form of electromagnetic radiation. Due to this small wavelength x-rays are able to pass through solid objects. Meters per second squared ms 2 B displaystyle mathbf B magnetic flux density.
The phenomenon is the result of interference ie when. The law is named after 17th-century British physicist. Its basically the place where an object starts.
Physics revision site - recommended to teachers as a resource by AQA OCR and Edexcel examination boards - also recommended by BBC Bytesize - winner of the IOP Web Awards - 2010 - Cyberphysics - a physics revision aide for students at KS3 SATs KS4 GCSE and KS5 A and AS level. One property of X-Ray is that they are capable of travelling in the vacuum. The general form of wavefunction for a system of particles each with position r i and z-component of spin s z iSums are over the discrete variable s z integrals over continuous positions r.
In Physics there will be plenty of derivatives not with respect to time. When a current flows through a conductor it produces a magnetic field shown in the above diagram as the green circular arrows surrounding the wi. It is a vector quantity as it has both the magnitude and direction.
Tesla T or equivalently weber per square meter Wbm 2 C displaystyle C capacitance. And with very small moving particles such as atoms neutrons and electrons which show wavelike propertiesOne consequence of diffraction is that sharp shadows are not produced. A body in periodic motion is said to have undergone one cycle after passing through a series of events or positions and returning to its original state.
X-Rays are forms of electromagnetic radiation. If x refers to position it means the position when time 0. The time rate of change of displacement of an object in a particular direction is called its velocity.
Physics from Ancient Greek. Diffraction the spreading of waves around obstaclesDiffraction takes place with sound. Also the number of cycles undergone during one unit of time by a body in periodic motion.
This may be at rest or with in initial velocity. Help with GCSE Physics AQA syllabus A AS Level and A2 Level physics.
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