chapter 4 l 1
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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mechanical wave | a wave that travels only through matter
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electromagnetic wave | a wave that can travel through empty space or through matter
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transverse | a wave in which the disturbance is perpendicular to the wave travels
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longitudinal | a wave that makes the particles of a medium wave back
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frequency | the number of wavelengths that pass a point each second
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amplitude | the maximum distance a wave varies from its position
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refraction | the change in direction of a wave changes speed, moving from one medium into another
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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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nicossam3865
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