why do things conduct electricity
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What makes things conduct electricity? The presence of free valence electrons makes some things to conduct electricity. Insulators cannot conduct electric currents because all their electrons are tightly bound to their atoms i.e no free electrons. mdrabiu · 9 years ago.
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Can Gases conduct Electricity? up vote 1 down vote. Gases do conduct electricity, as all materials do. However, they conduct electricity so poorly that we consider them insulators. Electricity requires the movement of electrons. In a gas, these electrons are too dispersed to provided any measurable current.The lightning example is slightly different. This refers to capacitative discharge.p vote 1 down vote. Gases do conduct electricity, as all materials do. However, they conduct electricity so poorly that we consider them insulators. Electricity requires the movement of electrons. In a gas, these electrons are too dispersed to provided any measurable current.
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- Pure water does not conduct electricity very well. However, when certain substances are dissolved in water, the solution does conduct electricity. You can make a simple device that shows how well a solution conducts electricity. This device uses a flashlight bulb to indicate how well the solution conducts electricity.hen a solution conducts electricity, the charge is carried by ions moving through the solution. Ions are atoms or small groups of atoms that have an electrical charge. Some ions have a negative charge and some have a positive charge. Pure water contains very few ions, so it does not conduct electricity very well.
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Basics of Static Electricity Static electricity is the accumulation of electrical charges on the surface of a material, usually an insulator or non-conductor of electricity. It is called static because there is no current flowing, as there is in alternating current (AC) or direct current (DC) electricity.tatic electricity is formed much better when the air is dry or the humidity is low. When the air is humid, water molecules can collect on the surface of various materials. This can prevent the buildup of electrical charges. The reason has to do with the shape of the water molecule and its own electrical forces.
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Atomic Structure Atoms of some elements let go of their outer electrons pretty easily, which makes these elements good conductors. In other elements, the atoms hold on to their electrons, so these elements don't conduct electricity as well.Copper and silicon are used here as examples.The same general ideas apply to other elements.toms of some elements let go of their outer electrons pretty easily, which makes these elements good conductors. In other elements, the atoms hold on to their electrons, so these elements don't conduct electricity as well.
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- Pure water is not a good conductor of electricity. Some substances when dissolvedin water to produce a solution will conduct an electrical current. Such substances produce ions (charged electrical particles) when dissolved in water and these ions carry the current through the solution.his science fair project focuses on the use a conductivity device that will enable the investigator to determine if a substance dissolved in water can or cannot conduct electricity and if it can, what type of conductor (electrolyte) it is.
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Does noble metal conduct electricity? Quora User, Materials grad student, focus on nanomaterials and metallurgy. Absolutely. By definition, and physical nature, all metals conduct electricity. This is due to the arrangement of electrons between metal nuclei, and how metals bond in general. While most elements bond covalently or ionically (shared valence electrons or charged ion attraction), metals bond via a shared ‘sea’ or ‘cloud’ of delocalized electrons.
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Why do Metals conduct electricity? The electrolytes in the batteries conduct electricity about one millionth as that of metallic conductors. Non-electrolytes and non-metals conduct electricity less than one-trillionth of that of good conductors in metals. Metals conduct heat and electricity with the help of free electrons in them. When the voltage is applied across the metal, electrons are made to move towards the positive side of the metal. The flow of free electrons will be negligibly resisted and a large flow of electrons takes place.
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Peripheral Disease Peripheral Artery Disease. Peripheral Artery of the legs or pelvis start narrowing up a bit, and then this is the sign of Peripheral Artery Disease in a person. This kind of disease has a lot of features similar with the carotid artery disease and coronary artery disease.
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Why Drink Gatorade?  (0 Favorites) When a solution conducts electricity, the charge is carried by ions moving through the solution. Ions are atoms or small groups of atoms that have an electrical charge. Some ions have a negative charge and some have a positive charge. Pure water contains very few ions, so it does not conduct electricity very well.
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HOW ELECTRICITY HELPS US how electricity helps us Electricity helps us in many different ways like for medical purposes,our entertainment,temperature, climate,education, operate machines,and much more. Also physics is one of the most important field in science because electricity is used to make cars go, make technology work and also make lights work.We will be nothing without electricity. If we did not have electricity how would life be? It is because electricity operates machines to do our dirty and hard jobs. Imagine life without a fridge.....it will be horrible, no place to store your own food.
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- This is a property that it shares with other metals, and it conducts electricity for the same reasons that they do -- free electrons. The same free electrons that give reflectivity. The electrons in metal atoms become delocalised in a metal crystal forming a regular lattice of positive ions surrounded by electrons.
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What is Static Electricity? Static electricity is the electric charge that gathers on the surfaces of objects, including people, under certain conditions.Static electricity is a common, naturally occurring phenomenon and, in most cases, the charge is so small that it cannot harm humans or animals.It can be dangerous to sensitive electronic components and, in rare cases, even to people. Lightning is a form of static electricity discharge.Electricity is the effect of electrons moving from one area or object to another on the sub-atomic level. Static electricity collects on a surface when it has an imbalance of electrons, creating a positive or negative electric charge.tatic electricity is the electric charge that gathers on the surfaces of objects, including people, under certain conditions.
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Electrical Conductivity in Metals Electrical conductivity in metals is a result of the movement of electrically charged particles. This article provides an overview. Electrical conductivity in metals is a result of the movement of electrically charged particles. The atoms of metal elements are characterized by the presence of valence electrons - electrons in the outer shell of an atom that are free to move about. It is these 'free electrons' that allow metals to conduct an electric current.
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What is an Electromagnet? An electromagnet works on the principle that an electric current not only allows electrons to flow in a circuit, but also generates a small magnetic field. When a wire carrying electricity is coiled, the magnetic field becomes even stronger. Iron or steel objects surrounded by this coiled electric wire also become magnetized. This combination of electronic energy, coiled wiring and conductive metal object forms the basis of the device. It may be easier to think of an electromagnet as an electron magnet, not an electric magnet. What is relevant is the free flow of electrons in a circuit and their effects on the wire carrying them. It's possible to demonstrate the basic principles using a supply of bare copper wiring, a D-size chemical battery, and an iron or steel nail.
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What conducts electricity? The general idea is that any material with free electrons will be a conductor. The more free electrons, the better the conductor will be. We also know that ionic solutions will conduct electricity. Salt water is an example of this.
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Electrical Conductivity in Metals Electrical conductivity in metals is a result of the movement of electrically charged particles. The atoms of metal elements are characterized by the presence of valence electrons - electrons in the outer shell of an atom that are free to move about. It is these 'free electrons' that allow metals to conduct an electric current. Because valence electrons are free to move they can travel through the lattice that forms the physical structure of a metal.
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conductor An electrical conductor is a substance in which electrical charge carriers, usually electrons, move easily from atom to atom with the application of voltage.Conductivity, in general, is the capacity to transmit something, such as electricity or heat. substance that does not conduct electricity is called an insulator or dielectric material. Common examples include most gases, porcelain, glass, plastic, and distilled water. A material that conducts fairly well, but not very well, is known as a resistor.
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- Graphite contains delocalised electrons (free electrons). These electrons can move through the graphite, carrying charge from place to place and allowing graphite to conduct electricity. Page: 1  1. 2  2. 3  3. 4  Back.
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What conducts electricity? We know that in, general, metals and superconductors, as well as plasmas and ionic solutions conduct electricity. Of the metals, silver conducts electricity the best, although it is relatively expensive. Copper is very commonly used because it is the second most conductive metal. We know that Group 1 and Group 2 metals (the alkali and alkaline earth metals) from the periodic table are good conductors.
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Electricity Static electricity is the build up of an electrical charge on the surface of an object. It's called static because the charges remain in one area for a while rather than moving or flowing to another area.We see static electricity every day.tatic electricity is the build up of an electrical charge on the surface of an object. It's called static because the charges remain in one area for a while rather than moving or flowing to another area. We see static electricity every day.
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- Why does non electrolyte solutions doesn't conduct electricity? In order to conduct electricity, there must be a means for electrons to travel. If the solution does not contain ions or electrolytes, then the electrons have no way to mo … ve from atom to atom.
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Electrostatics Static electricity is an electric charge built up on persons or objects through friction. It is most familiar as an occasional annoyance in seasons of low humidity, but can be destructive and harmful in some situations.tatic electricity is electricity that does not flow in a current. Static electricity generated by rubbing two nonmagnetic objects together. The friction between the two objects generates attraction because the substance with an excess of electrons transfers them to the positively-charged substance.
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Can Gases conduct Electricity? Gases do conduct electricity, as all materials do. However, they conduct electricity so poorly that we consider them insulators. Electricity requires the movement of electrons. In a gas, these electrons are too dispersed to provided any measurable current. The lightning example is slightly different.
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Why Is Graphite a Good Conductor of Electricity? Graphite is a good conductor of electricity because its electrons are delocalized or free to move around. Graphite is structured into planes with tightly bound atoms. There is a great deal of distance between planes, and they are bonded weakly together, allowing the electrons to move around. Continue Reading.
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Which of the following items is a good conductor of electricity? Rating Newest Oldest. Metals are good conductors of electricity because the electrons are free to move in a network of metal atom. So because of the Sea of Electrons, these electrons do not belong to just one atom but move freely about the metal's network which makes them great conductors of heat and electricity.etals are good conductors of electricity because the electrons are free to move in a network of metal atom.