Science
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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| change in frequency as a sound moves | Doppler Effect
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| change in frequency as a sound moves | Doppler Effect
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| how high or low a sound is | pitch
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| bouncing of a sound wave off surfaces | reflection
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| measures units of volume | decibel
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| one of a series of pitches that blend to give a sound its quality | overtone
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| disappearance of a sound wave into a surface | absorption
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| finding an object by using reflected sound | echolocation
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| measures units of frequency | hertz
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| When a sound wave is absorbed, what is its sound energy changed into? | heat energy
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| What does the blend of fundamental frequencies and overtones give each sound? | quality
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| A vibration that spread away from a vibrating object is a ________________. | sound wave
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| What causes sound to NOT bounce off carpet? | absorption
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| When a string vibrates at the fundamental frequency, sections of teh string vibrate at a higher frequency called a(n)_________. | overtone
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| What are the two parts of a sound wave? | compression and rarefaction
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| A vibration that spread away from a vibrating object is a ________________. | sound wave
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| What causes sound to NOT bounce off carpet? | absorption
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| If the frequency of a musical note is increased,the note gets _________________. | higher
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| What are the two parts of a sound wave? | compression and rarefaction
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| The part of a sound wave where molecules are spread apart is called ___________________. | 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:
Rjohnson11
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