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6th Grade - Electricity

What is the attraction or repulsion between electric charges? Electric Force
What is the transfer of electrons from one uncharged object to another by rubbing? Friction
What is the transfer of electrons from a charged object to another object by direct contact? Conduction
What is the movement of electrons to one part of an object that is caused by an electric field of a second object but not touching? Induction
What is the unit of current? Amps
What is the unit of voltage? Volt
What is the unit of resistance? Ohm
What is the unit of power? Watt
What is the unit of energy? Watt hours
What is the substance that conducts electric current in an electrochemical cell? Electrolyte
What law is, resistance equal to the voltage divided by the current? Ohm's Law
What are light bulbs and fans examples of in an electric circuit? Resistance
What is the difference in electrical potential energy between two place in a circuit? Voltage
What is a device that contains a thin strip of metal that melts if there is too much current through it? Fuse
If charges are the same in an electric field will they attract or repel each other? Repel
If charges are different in an electric field will they attract or repel each other? Attract
What type of electricity occurs when charges build up on an object, but they do not flow continuously? Static Electricity
What is the continuous flow of electric charges through a material? Electric Current
What is a material through which a charge can flow easily? Conductor
What is a material through which charges cannot flow easily? Insulator
What is a device that creates a potential difference in an electric circuit? Voltage Source
What is an example of a voltage source? Battery
What is the rate at which energy is changed from one form to another? Power
Complete: The ___________ the resistance, the less current there is for a given voltage. greater
What type of energy is stored in chemical compounds? Chemical Energy
What is a process in which substances change into new substances with different properties? Chemical Reaction
Who created the first electric battery? Alessandro Volta
What type of electrochemical cell has a paste for an electrolyte? Dry Cell
What type of electrochemical cell has a liquid for an electrolyte? Wet Cell
What connects electrical circuits? Conducting wires
What is it called when two or more electrochemical cells are connected in a series? Battery
What is a connection that allows current to take the path of least resistance? Short Circuit
What is it when charges are able to flow directly from the circuit into the Earth in the event of a short circuit? Grounded
What is the round, metal piece of an appliance that connects to the ground wire of a building? Third Prong
What is a reusable safety switch that breaks the circuit when the current gets too high? Circuit Breaker
Created by: kpmueller