Chapter 17- Introduction to Electricity
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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| law of electric charges | the law that states that like charges repel and opposite charges attract
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| electric force | the force of attraction or repulsion on a charged particle that is due to an electric field
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| electric field | the space around a charged object in which another charged object experiences an electric force
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| electrical conductor | a material in which charges can move freely
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| electrical insulator | a material in which charges CANNOT move freely
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| static electricity | electric charge at rest; generallyproduced by friction or induction
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| electric discharge | the release of electricity stored in a source
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| electric current | the rate at which charges pass through a given point;measured in amperes
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| voltage | the potential difference between two points; measured in volts
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| resistance | in physical science, the opposition presented to the current by a material or device
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| cell | in electricity, a device that producese an electric current by converting chemical or radiant energy into electrical energy
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| thermocouple | a device that converts thermal energy into electrical energy
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| photocell | a device that converts light energy into electrical energy
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| electric power | the rate at which electrical energy is converted into other forms of energy
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| series circuit | a circuit in which the parts are joined one after another such that the current in each part is the same.
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| parallel circuit | a circuit in which the parts are joined in branches such that the potential difference across each part is the same
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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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