Terms for Light and Sound Unit
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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| vibration | A quick back-and-forth movement of matter
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| volume | The loudness of a sound.
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| pitch | How high or low a sound is.
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| frequency | The number of vibrations per second.
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| reflection | The bouncing of light off an object.
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| refraction | The bending of light as it moves from one material to another.
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| translucent | Allowing only some light to pass through.
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| transparent | Allowing to pass through.
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| opaque | Not allowing light to pass through.
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| concave lens | A lens that is thicker at the edges than in the middle.
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| convex lens | A lens that is thicker in the middle than at the edges.
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| Amplitude | The height of a sound wave
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| Loudness/softness | Volume of a sound
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| Sound | A form of energy that travels through the air. Cannot travel through empty space.
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| Sound Waves | The way sound travels in an up and down motion.
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| Tone | A musical sound having a definite pitch
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| Wavelength | The length of the wave, the distance from crest to crest.
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| Light | A form of energy that travels in straight lines. It can travel through empty space.
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| Prism | A transparent solid body that is used to spread light into a spectrum of colors.
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| Rainbow | Water Droplets in the air act like tiny prisms.
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| Spectrum | Band or series of colors
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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:
chris.henderson
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