BJU Physcal Science - Ch 13
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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| show | amplification
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| show | acoustic spectrum
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| show | acoustics
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| A non-SI unit of loudness; the ratio of the power of a measured sound to a reference sound expressed on a logarithmic scale. | show 🗑
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| The biological or artificial use of acoustic echoes to detect distance and direction of objects of interest. | show 🗑
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| A sound with a frequency below the range audible to humans. | show 🗑
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| show | intensity
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| The response of the ear and brain to the intensity of a sound. | show 🗑
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| The property of an audible sound determined by its frequency. Higher frequencies have higher pitches. | show 🗑
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| show | quality
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| show | sonar
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| The form of wave-transmitted energy detectable by the ear; more generally, energy transmitted through matter by mechanical waves. | show 🗑
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| A sound with a frequency above the range audible to humans. | show 🗑
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| In longitudinal waves, regions of maximum particle density | show 🗑
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| show | Rarefaction
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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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Created by:
marchscience
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