Terms for 1P Electricity
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Like charges | Charges that will repel
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| Unlike charge | Charges that will attract
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| Static electricity | The buildup of charges on an object which do not flow
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| Friction | The transfer of electrons from one object to another by rubbing
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| Conduction | The tranfer of electrons from one object to another by direct contact
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| Law of conservation of charge | Electrons are not created or destroyed they are only transferred from one location to another
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| Static cling | Static electricity that causes clothes to stick together and is what enables plastic wrap to cling
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| Static discharge | The loss of static electricity as electric charges move off an object
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| Lightning | a discharge of static electricity between clouds and the earth
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| Pith Ball | A device used to detect static charge
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| Potential difference | The difference in electrical potential between two places which pushes charge through a circuit
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| Voltage | Another name for the potential difference, measured by a voltmeter
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| Volt | The unit of measure for the potential difference
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| Batteries and generators | Voltage sources
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| Resistance | The opposition to the movement of electric charges flowing through a material
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| Ammeter | An instrument used to measure current
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| Amps | The unit used to measure current
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| Ohm's Law | The resistance is equal to the voltage divided by the current
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| Series circuit | An electric circuit with a single path
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| Parallel circuit | An electric circuit with multiple paths
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| Short circuit | A connection that allows current to take an unintended path.
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| Conductor | A material through which electrons move freely, forming an electric current
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| Electric circuit | A complete path through which electric charges can flow
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| Electric current | The flow of electric charges through a material
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| Grounded | Allowing charges to flow directly from the circuit to the ground connection
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| Insulator | A material through which the charges of an electric current are not able to move
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| Third prong | Part of a plug which connects the metal shell of an appliance to the safety grounding wire of a building
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| wet cell | An electrochemical cell in which the electrolyte is a liquid
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| dry cell | An electrochemical cell in which the electrolyte is a paste
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| Van de Graaff generator | a device which produces static electricity using a rubberband like belt
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| Lightning rod | A metal rod mounted on the roof of a building in order to protect a building
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| Fuse/ circuit breaker | Devices added to a circuit to prevent overheating
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| Ohm | The unit of measure for resistance
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| electricity | form of energy which can travel along conductors
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| charged particles | paraticles that carry electricity
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| matter | either solid, liquid or gas, that which has mass and occupies space
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| atoms | extremely small particles which all matter is made up of
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| electrons | negatively charged particles which orbit the nucleus of an atom
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| neutrons | neutrally charged paricles which are contained in the nucleus of the atom
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| protons | positively charged particles which are contained in the nucleus of the atom
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| nucleus | central core of an atom containing protons and neutrons
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| conductors | objects that electricity is allowed to pass through
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| insulators | objects that do not allow electrons to travel thourh
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| negatively charged | objects that have gained electrons making them... _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
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| positively charged | objects that have lost electrons making them _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
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| circuit | complete conducting loop where all components are linked together
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| free electrons | electrons which are able to to transfer through a substance
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| circuit diagram | simple way of drawing electrical circuits
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| terminal | point of attachment for wires to a battery or meter
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| current | the flow of electrons around a conducting circuit
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| energy supplier | an object such as a battery, power pack or the wall socket w_ _ _ s _ _ _ _ _ _ _
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| components | objects which are part of an electrical circuit, lanp, battery, resistor etc
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| energy user | object which converts electrical energy into other forms e _ _ _ _ _ u _ _ _
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| alternating current | AC current that keeps changing direction
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| direct current | DC current which travels in one direction only
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| voltage gain/loss | the loss or gain of energy by the current v_ _ _ _ _ g_ _ _ /l _ _ _
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| volt | unit of voltage gain or loss
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| ammeter | meter used to measure the size of a current
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| voltmeter | meter used to measure the gain or loss of _ _ _ _ _ _ _
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| fuse | a thin wire which melts if the current is too large
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| resistance | property which makes it hard for electrons to pass _ _ _ _ _ _ _ _ _ _
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| resistor | a component used to limit the current in a branch/part of a circuit
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| voltage | energy gained or lost by the circuit
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| power | total amount of energy supplied or used per second
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| watt | unit of power
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Created by:
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