catch a wave: Sound
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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| amplitude | volume of the wave(height of the wave)
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| frequency | pitch, high or low (length of a wave)
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| loudness (volume) | Your perception of the energy of the sound
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| Sound | Vibrations that travel through air or another medium and can be heard when they reach a person or animals ear
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| vocal cords | A pair of flaps on either side of the larynx that are responsible for the production of sound including speech
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| Hertz | Used to measure the frequency of sound (pitch)
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| Decibles | Used to measure the the amplitude of sound ( loudness or volume).
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| outer ear | The pinna ,ear canal, and ear drum make up the outer ear
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| Middle ear | hs the smallest bones in the body: the hammer, anvil and stirrup
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| Inner ear | The cochleas a snail shaped tube that is lined wit receptors (tiny hair cells that shakes back and forth) that respond to sound
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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:
keyyaa
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