Dear readers, here we have given the list of physics important terms for competitive exams. Additionally, a companion publication to the iso guide, entitled the international vocabulary of basic and general terms in metrology, or vim, gives definitions of many other important terms relevant to the field of measurement. Speed speed is the measurement of how fast an object moves relative to a reference point. List of important biology terms and definitions vidyagyaan. The refraction of light is the bending of light as it. Below include list of glossary of biology terms and definition. Please drop me a comment if i missed out any particular important definitions. This is the transfer of heat by means of invisible rays, which travel outwards from the hot object, without needing a medium. For example, a solid may melt figure \\pageindex3\, or alcohol in a thermometer may change volume as the temperature changes. It shows how heat energy can be converted into other forms of energy while affecting the matter as well. The turning effect of a force or moment or torque about a point is defined as the force x the.
So, learn all of these words and phrases of by heart. Kids learn about glossary and terms in the science of physics and motion. We start the study of chemistry by defining some basic terms. It derives its present name from the greek word for nature. This glossary of physics is a list of definitions of terms and concepts relevant to physics, its subdisciplines, and related fields, including mechanics, materials science, nuclear physics, particle physics, and thermodynamics for more inclusive glossaries concerning related fields of science and technology, see glossary of chemistry terms, glossary of astronomy, glossary of areas of. Thermodynamics pdf a branch of physics that studies the relationship between energy and the work of a system, is called thermodynamics. The rationale for the production of this document is to help learners towards an understanding of the basic vocabulary of physics, without which clear explanations. Jan 19, 2020 the principle of conservation of momentum states that the total momentum of a system of objects remains constant provided no resultant external force acts on the system.
Welcome,you are looking at books for reading, the basic physics, you will able to read or download in pdf or epub books and notice some of author may have lock the live reading for some of country. This physics textbook is designed to support my personal teaching activities at duke university, in particular teaching its physics 141142, 151152, or 161162 series introductory physics for life science majors, engineers, or potential physics majors, respectively. A vector quantity squared see ke will become a scalar quantity compare vector. Physics important terms and their definitions exams daily. Simple machine a simple machine is a basic mechanical device for applying a force and doing work.
This guide contains brief explanations and definitions of some of the most important. Over a period of time, the many definitions in this field have undergone several changes due to the development of new theories, and discovery of new chemical substances and phenomena. Physics terms definitions and units page 2 this document is issued by the wjec to assist teachers with the preparation of candidates for the gce examination in physics. A number describing the dispersion of an optical material in the visible spectrum. It consists of the definitions of terms from the current asa specification. As a member, youll also get unlimited access to over 79,000 lessons in math, english, science, history, and more. Basic spacing is nominal and can change with conditions. Electric current i current is defined in terms of the force per unit length between parallel currentcarrying conductors note. Chapter 1the scope of physics you can neither stop nor save the time but can make every moment historical. The standard unit of measure for energy is the joule. Independent of direction possesses only a scale, size. This is the variable that depends on how the independent variable is feeling at the moment. The percent of the work put into a machine that is converted into useful work output.
Download glossary of physics terms download free online book chm pdf. Physics formulas basic formulas for physics with examples. Physics definitions the nature of the nature is same for all of us only those whocontemplate became extraordinary in discovering physics dr. Absolute zero of temperature temperature at which a gas would exert no pressure absorbed dose d total energy absorbed per unit mass of tissue acceleration a rate of change of velocity accuracy an indication of how close a measurement is to the accepted value a measure of correctness. Random errors are errors of measurements in which the measured. Weight weight is the force of gravity on an object. The big ideas in physics cover physical science concepts in relation to properties and measurable variables associated with force and motion and energy. All comparative exam asks one or two question related to biology terms and definitions. Oct 16, 2017 all comparative exam asks one or two question related to biology terms and definitions.
This glossary of physics is a list of definitions of terms and concepts relevant to physics. Comments and examples and a very comprehensive list of terms and definitions, supported by many illustrations and diagrams, are provided to give the reader a unified view of basic physics. Watt the watt is the standard unit of measure for power. Scientific laws and theories express the general truths of nature and. Physics key terms and definitions revision universe. It contains over 3,800 entries covering all commonly encountered physics terms and concepts, as well as terms from the related fields of astronomy, astrophysics, and physical chemistry. This is the transfer of heat through a liquid or a gas when molecules of the liquid or gas move and carry the heat.
Pdf basic physics module for first year students in university. This is the most popular dictionary of physics available. If matter always stayed the same, chemistry would be rather boring. Click on the desired term from the list to retrieve the definition for the term. Absolute zero of temperature temperature at which a gas would exert no pressure. Fortunately, a major part of chemistry involves change.
Radiation terms and definitions health physics society. Physics makes noteworthy offerings in new technologies that rise from theoretical advances. Boson, it is one of two classes of elementary particles. In this section, we have included those basic terms that are relevant to modern chemistry. The fundamental laws of mechanics are introduced, along with other topics such as wave theory, heat, sound, light, magnetism, electricity, atomic structure, nuclear reactions, and high energy physics.
Ammeter an instrument for measuring the flow of electrical current in amperes. Definitions for words such as momentum, force, work, energy, gravity, scalar, vector. Collision a collision in physics occurs when any two objects bump into each other. The definition of chemistrythe study of the interactions of matter with other matter and with energyuses some terms that should also be defined. If you remember that temperature is a measurement of how much atoms move around in a solid.
High school physics worksheets and answer keys, study. For more inclusive glossaries concerning related fields of science and technology, see glossary of chemistry terms. Physics terms definitions and units page 3 ph1 ref item definition 3. Current that travels in one direction for one hundredth of a second but the opposite direction for the next hundredth of a second. Since the gene for albinism is recessive, it only shows up in the phenotype of homozygous recessive people. All definitions needed for o level mini physics learn physics. Ammeters are always connected in series with the circuit to be tested.
Physics terms word lists collins english word lists. Physics for beginners a novices guide to the mysteries of the universe by matthew raspanti. It studies the fundamental building blocks of the universe and how they interact. A convex lens is a lens that brings light rays together. List of glossary of physics terms and description vidyagyaan. Understanding electricity requires knowledge of these basic electrical terms. Matter is generally considered to be anything that has mass and volume. It includes the mechanics of galileo and newton, the electrodynamics of maxwell, the thermodynamics of boyle and kelvin, and usually even the special relativity.
Definitions for words such as momentum, force, work, energy, gravity, scalar, vector, power, and more. It is also a fundamental component in the definition of another unit of astronomical length, the parsec. Physics, science that deals with the structure of matter and the interactions between the fundamental constituents of the observable universe. Remember, understanding is the first step on the road of success. Sound a type of wave that carries energy, not matter, from place to place. Work is equal to the force times the distance and is measured in joules. Knowing basic algebra vocabulary can help you translate key algebra words into algebra problems.
The high school englishchinese physics glossary was developed to. Edelman ultrasound physics 1 chapter 1 ultrasound physics sidney k. Learn vocabulary, terms, and more with flashcards, games, and other study tools. This glossar y o f phys ics i s a list of definit ion s of terms and concepts rele vant to physic s, its subdis ciplin es, and relate d fields, including m ec hanics, materials s cience, nuclear ph ysics, particle physic s, and thermo dynamics for more inclusive glossaries concerning related fields of science and te chnology, see glossar y of chemistry term s, glos sary of astro nomy, glossary of areas of. Work is the mechanical transfer of energy to a system or from a system by an external force on it. This page provides a list of general terms that are used to describe aspects of radiation science. Simple machine a simple machine is a basic mechanical device for applying a. All definitions needed for a level mini physics learn. By knowing the definitions of algebra vocabulary in this list, you will be able to construct and solve algebra problems much more easily. Oct 20, 2017 list of glossary of physics terms and description. Basic chemistry vocabulary list absolute temperature. Terminologies in physics the following table illustrates the major.
Physics dictionary glossary key physics terms words. Chemistry vocabulary definitions of chemistry terms. Here are is all the jargon you need to know in order to understand physics at gcse. Second, denaturing can mean breaking down the threedimensional structure of a molecule, such as a protein is denatured when exposed to heat. Bsc basic spacing between centers is a term that appears on ic package drawings in reference to dimensions between pins. Physics is a natural science that involves the study of matter and its motion through space and time, along with related concepts such as energy and force. Vector a vector is a quantity that has magnitude and direction. This post contains all the important definitions that you need for gce o level physics.
Chapter 1the scope of physicsyou can neither stop nor save the time but can make every moment historical. The reflection of light is the bouncing back of light from a surface. Work work occurs in physics when a force acts on an object to move it some distance. Displacement in physics, displacement refers to an objects overall change in position. This glossary of physics is a list of definitions of terms and concepts relevant to physics, its subdisciplines, and related fields, including mechanics, materials science, nuclear physics, particle physics, and thermodynamics. All definitions needed for o level mini physics learn. With 200 new entries and expanded coverage in areas including applied physics, statistical distributions, polymers, and nanoscience, a dictionary of. Absorbed dose d total energy absorbed per unit mass of tissue acceleration a rate of change of velocity accuracy an indication of how close a measurement is to the accepted value a measure of correctness acoustic impedance z the product of the density of a substance and the speed of. Physics is all about articulating the things rather than memorizing them up. In this topic, we have given about the physics important terms and definitions. All comparative exam asked question related to physics terms. When individuals are doing so, one come across many concepts, problems etc. The propensity of dissimilar particles or surfaces to adhere or cling to one another.
It is a scalar quantity measured by distance over time. A value or number that never changes in an equation its constantly the same. Plus, get practice tests, quizzes, and personalized coaching to help you succeed. Therefore it need a free signup process to obtain the book.
This post contains all the important formulas that you need for a level physics. First, it can refer to any process used to make ethanol unfit for consumption denatured alcohol. A physical change is one that occurs when a sample of matter changes one or more of its physical properties. Basic accounting concepts n matching n revenues and expenses shown on the income statement must be matched for the period. For example, the distance between the rows of pins on a dip dual inline package is bsc because it changes when the auto insertion machine grabs the part, and. Glossary of chemistry terms and definitions science struck. Glossary of physics terms download book free book centre. Learn about some of the major physics terms at howstuffworks. There are four basic forces of physics that are believed to underlie all phenomena in the universe.
Some examples of simple machines include the lever, pulley, inclined plane, wedge, and screw. Physics definitionsthe nature of the nature is same for all of us only those whocontemplate became extraordinary in discovering physicsdr. This is used to convert alternating current to direct current. Alternating current ac an electric current that reverses its direction many times a second at regular intervals.
The amplitude of a wave is the height of the crest above the average position. If it available for your country it will shown as book reader and user fully subscribe will benefit by having full access to. This is a temperature reading made relative to absolute zero. Absolute magnitude a classification scheme, which compensates for the distance, differences to stars. Brief explanations and definitions of some of the most important concepts, laws, theories and technical terms used throughout this website. Glossary all terms and definitions listed alphabetically. Physics definitionsthe nature of the nature is same for all of us only. Biology is branch of science in which living beings are studied. It will be very hard to answer all the questions in the paper without knowing these key terms and definitions. These are the same terms and definitions which are indicated by the green popup links within the main text of this website, but gathered together in one place, and listed in alphabetical. Jan 14, 2016 this post contains all the important definitions that you need for gce o level physics. It means the theoretical lowest possible temperature. Physics can be defined as the science that deals with matter, energy, motion and force.
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