Ch. E3 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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| Series of vibrations that can be heard | sonic boom
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| Measure of sound energy reaching your ear | loudness
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| Area where air is pushed together by vibrations | compression
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| Sound wave made by an object moving faster than the speed of sound | sonic boom
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| Reflection of sound waves | echo
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| Moving areas of high and low pressure | sound waves
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| Rate of travel of a sound wave | speed of sound
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| Measure of how high or low a sound is | pitch
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| Best example of how sound travels is a marble dropped in _____. | water
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| Your brain interprets signals from ___ that affect nerve cells as sounds. | your ear
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| The pitch of a stringed instrument can be affected by the ___. | amount of vibrations
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| If a sound's pitch is high its source is ___. | vibrating quickly
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| If you shout, where will an echo sound most like the orginal sound? | in a long hallway
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| What does the loudness of a sound depend on? | how far the vibrating object moves
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| What causes a sound wave? | an object moving faster than the speed of 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.
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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:
MrsHeatherKing
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