unit 3 lesson1-4
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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| Electric charge | property that leads to electromagnetic interactions between the particles that make up matter
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| static electricity | the buildup of electric charge on an object
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| electrical conductor | material through which charges move more freely
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| electrical insulator | material through which charges cant move freely
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| semiconductor | conduct electric charge better than electrical insulators but not as well as well as electrical conductors
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| electric current | the rate of flow of electric charges
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| voltage | the amount of work required to move each unit of charge between two points
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| resostance | opposition to the flow of electric charges to move freely
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| electric circuit | complete closed path through which electric charges flow
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| series circuit | all parts are connected in a row that forms one pat for electric charges to follow
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| parallel circuit | electric charges have more than one path that they can follow
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| magnet | material that attracts iron or objects made of iron
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| magnetic force | two magnets that exert a push or a pull
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| magnetic pole | two magnets that push apart
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| magnetic field | magnetic forces can be detected
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| electromagnetism | relationship between electricity and magnetism results when electric currents and magnetic fields interact
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| electromagnet | wrapping a solenoid around an iron core
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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.
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.
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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