Essmyer Ch.27 Vocab
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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| in the particle model of electromagnetic radiation, a particle that tracels only at the speed of light and whose energy is related to the frequency of the radiation in the wave model. | show 🗑
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| show | light year
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| a wave that is partly electric and partly magnetic and carries energy. emitted by vibrating electric charges. | show 🗑
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| the range of electromagnetic waves extending from radio waves to gamma rays. | show 🗑
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| electromagnetic waves of frequencies lower than the red of visible light. | show 🗑
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| electromagnetic waves of frequecies higher than those of violet light. | show 🗑
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| term applied to materials that allow light to pass through them in straight lines. | show 🗑
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| show | opaque
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| a thin beam of light. | show 🗑
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| a shaded region that results when light falls on an object and thus cannot reach into the region on the far side of the object. | show 🗑
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| show | umbra
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| show | penumbra
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| show | polarization
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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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essmyer
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