Science chapter 2 (Sound) lessons 1-5 vocabulary flashcards
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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| Density | How much matter or mass there is in a given amount of space or volume
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| Pitch | A description of how high or low the sound seems to a person
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| Loudness | Describes your awareness of the energy of a sound
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| Intensity | The amount of energy a sound wave carries per second through a unit area
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| Decibel (dB) | The unit that is used to compare the loudness of different sounds
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| Music | A set of notes that combine in patterns that are pleasing
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| Fundamental tone | The lowest natural frequency
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| Overtone | The highest natural frequencies
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| Ear canal | A narrow region leading from the outside of the human ear to the eardrum
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| Eardrum | A small, tightly stretched, drum like membrane
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| Cochlea | A liquid-filled cavity shaped like a snail shell that is lined with receptor cells that respond to sound
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| Echolocation | The use of reflected sound waves to determine distances or to locate objects
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| Ultrasound | Sound waves with frequencies above the normal human range of hearing
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| Sonar | A system that uses reflected sound waves to detect and locate objects under water
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| Sonogram | An image formed using reflected ultrasound waves
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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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