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Articles related to "Electric Field"
Understanding Gauss's Law The total electric field integrated over a surface enclosing a volume of space gives the total amount of electric charge in that region of space. gauss's law • karl gauss • electric flux • electric field • electromagnetic physics
What Are Electromagnetic Waves? Visible, ultraviolet, and infrared light as well as X-rays and all types of radio waves are types of electromagnetic waves or electromagnetic radiation. electromagnetic waves • electric fields • magnetic fields • infrared light • ultraviolet light
Understanding the Faraday Cage A Faraday cage is an enclosed conducting shell that shields its interior from strong electric fields and electromagnetic waves. faraday cage • faraday effect • michael faraday • electric field • electromagnetic
Faraday Cages and Lightning Safety An enclosed metal shell acting as a Faraday cage can offer protection from lightning and other electrical effects. faraday cage • faraday effect • michael faraday • lightning safety • electric field
How Do Microwave Ovens Work? How do microwave ovens cook food? How is the energy of the microwaves converted to heat energy in our meals? How does microwave heating work? how do microwave ovens work • microwave ovens • microwaves • electromagnetic waves • microwave heating
Why Do Power Lines Buzz? The crackling sound you hear under high-voltage power lines is caused by corona discharge. corona discharge • power lines • buzzing • hissing • alternating current
Importance of Maxwell's Equations Maxwell's equations synthesized physicists' understanding of electrodynamics and predicted the existence of electromagnetic waves. maxwell's equations • electromagnetic wave • electrodynamics • electromagnetic • james clerk maxwell
Oersted's Electromagnetic Effects During a class, Oersted noticed that a compass near a wire carrying electricity was affected by the current induced magnetic field. oersted • electromagnetic • magnetic fields • electricity • magnetism
MICROWAVE OVENS: AN INTRODUCTION Microwave ovens have infiltrated our lives to such an extent that life without them has become impossible. The ability of a microwave oven to quickly and safely cook food appeals to all of us. But how safe is it? This series of articles will study and analyze the microwave oven and its working in detail and try to give you an orientation as to what that little box on your kitchen counter really is. The first article is about the origins of the microwave oven and its components. microwaves • radar equipment • microwave oven • electromagnetic radiation • electromagnetic energy
Health Effects of Electromagnetic Fields (EMFs) Does exposure to electromagnetic fields (EMFs) cause cancer? Short answer: Who knows?
Microwave Ovens Heat Food Unevenly Why is microwave heating of food often uneven so that one bite is scalding while the next is still frozen? microwave ovens • microwave ovens heat food unevenly • microwaves • electromagnetic waves • microwave heating
Why no Metal in Microwave Ovens? What happens to metal inside a microwave oven? Why are the interior walls metal? Metal reflects microwaves and will conduct electric currents. microwave ovens • metal in microwave ovens • microwaves • electromagnetic waves • microwave heating
The Electromagnetic Spectrum What is the electromagnetic spectrum? It consists of all types of electromagnetic waves, including radio waves, X & gamma rays, & visible, ultraviolet, & infrared light. what is the electromagnetic spectrum • electromagnetic waves • electromagnetic radiation • infrared light • visible light
What Is Gel Electrophoresis? In much of biological research, samples of DNA, RNA, or protein can be characterized by separating the molecules in a semi-solid medium exposed to an electric current. agarose gel • polyacrylamide gel • separate proteins in a gel • separate dna molecules by size • determine size of dna fragments
How Nanotech Solar Cells Work Traditional solar cell technology is experiencing a never seen before exploit in recent years thanks to innovative nanotechnological research. nanotech solar cell • nanoscale solar cell • solar cell efficiency • how solar cells work • solar cell technology
Unusual Fish for the Freshwater Aquarium Knife Fish, Reed Fish, Fire Eel and Leaf Fish are more difficult to keep in an aquarium but they can be a rewarding challenge to experienced aquarists. unusual fish aquarium • species not recommended novice fishkeepers • fish more difficult to keep in aquarium • rewarding challenge experienced aquarists • knife fish have long eel-like body long fin unders
Understanding Lenz's Law Lenz's law, giving the direction of induced electromagnetic fields, is a consequence of the law of conservation of energy. lenz's law • conservation of energy • faraday • induction • electromagnetic
Capillary Electrophoresis Basics and Facts Capillary electrophoresis is a rapid, sensitive, and accurate way to identify small amounts of many important compounds. The technique resembles a mini-hybrid PAGE-HPLC. capillary electrophoresis basics facts • capillary electrophoresis basic techniques • capillary electrophoresis biochemical applications • capillary electrophoresis drug nucleotide rna stud • capillary electrophoresis analyses of ink fbi
How Does a Flash Drive Work? This article describes the way a flash drive is designed to work. flash drive • how a flash drive works • what is a flash drive • flashdrives • usb flashdrive
Solar Antennae that Generate Power A team at the Idaho National Laboratories has developed an innovative method to manufacture nanoscale antennae at the right size to capture energy from the sun. solar antenna • solar power innovation • generating electricity from sunlight • nanoscale manufacturing • solar antenna design
2-D Electrophoresis Facts and Primal Data 2-D electrophoresis provides facts and primal data by its clear separations of protein and DNA molecules. For proteomics, 2-DE gives insight into proteins and genomes. proteomics 2d electrophoresis • basic principles 2d electrophoresis • protein and nucleic acid 2d electrophoresis • proteins genomes and 2d electrophoresis • mass and isoelectric separation of macromolecules
Magic School Bus - Earth Joanna Cole and Bruce Degen take another ride on the Magic School Bus, to the center of the earth and back. joanna cole • bruce degen • magic school bus • ms frizzle • classifying rocks
Magic School Bus - Electric Ms Frizzle and her Magic School Bus take another fantastic journey in search of the "shocking" facts on the power of electricity all around us. magic school bus • joanna cole • bruce degen • how electricity works • ms frizzle
Understanding Ampere's Law Ampere's Law allows physicists to determine the magnitude and direction of the magnetic field induced by an electric current. ampere's law • andre ampere • magnetic fields • electric current • electromagnetic
Analyzing DNA by Southern Blot Identifying specific pieces of DNA in a complex mixture is readily accomplished using a method developed by Dr. Edwin Southern, and the technique bears his name. what is a southern blot • how is dna cut before southern blotting • southern transfer • using labeled probes for detecting dna • who developed southern blots
Black holes ain't that black then? That black holes are a pain in the neck for astrophysicists is more or less well known. Infinites and zeroes are fine for mathematics but not to be found in Nature, yet a black hole in principle hides an infinite at its center, or that was accepted until now. chandra • sagittarius • vla • vlt • yepun
Electromagnetic Fields and Health Hazards Some say exposure to electromagnetic fields may account for numerous health problems, including miscarriages, birth defects, heart disease and cancer. electromagnetic fields and cancer • elfs and health • vlfs and health • video display terminals and miscarriage • electromagnetic fields and heart disease
Electrophoresis Prime Principles and Techniques Electrophoresis is an outstanding applied and basic research method with several useful variations. Electrophoresis is used for many important studies in the sciences. electrophoresis principles facts practice • electrophoresis applications principles • electrophoresis of dna epidemics forensics basic r • electrophoresis gels starch agarose polyacrylamide • page dna protein characterization
Ghost Hunting Equipment: EMF Meter EMF meters are used by ghost hunters either incorrectly as a 'ghost detector' or, correctly, to look for an environmental science explanation for haunting experiences. emf • emf meter • ghost hunting • ghost hunting equipment • ghost hunting kit
Mass Spectrometry, a Factual, Basic Primer Mass spectrometry is a factual, basic primer for ionic studies. The Nobel-Prize-winning "mass spec" can identify atoms and molecules with great specificity and accuracy. mass spectroscopy factual primer • mass spectrometry essentials basics • positively charged ions created analyzed in mass s • vacuums electron gun charged grid important for ma • ions molecules studies by mass spectroscopy
Natural Remedies - The Science of Naturopathy Learn the essence of Naturopathy and how it differs from modern allopathic medicine. naturopathy • natural • healing • herbal • ayurveda |
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