on Electricity and Magnitism
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| electricity | a form of energy caused by moving electrons
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| protons | carry a positive charge
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| electrons | carry a negative charge
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| ion | an atom with a positive or negative charge
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| The Law of electric charges | like charges repel and opposite charges attract
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| static charge | the buildup of electrons on an object
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| electric discharge | the rapid movement of excess charge from one place to another
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| electric current | a flow of electrons through a conductor
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| electric circuit | a close conducting loop through electric currents continuously flow.
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| series circuit | a circuit that has only one path for the electric currents to flow
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| parallel circuit | a circuit that has more than one path for the electric current to flow
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| conductor | a material that allows electrons to move through easy
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| Insulator | a material in which electrons cannot move easily from place to place
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| voltage | the measure of how electric energy an electron in a circuit can gain from a circuit
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| what is voltage measured in | volts
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| battery | a series of electrochemical cells connected together
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| electrolyte | a substance that dissolves in water to form a conducting solution
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| direct current | a current that only flows in one direction
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| oxidation | the electric field forces the electrons to leave the negative terminal to move towards the positive battery terminal
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| ampere | a measure of the number of electrons flowing in a circuit in a given amount of time
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| resistance | opposes the flow of electrons in a circuit
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| 4 factors that effect resistance | length, width, material, and temperature
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| Ohms law | current in a wire is equal to the voltage divided by the resistance
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
rlin
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