vocabulary
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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compressional wave | mechanical waves that cause particles in matter to move back and forth
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diffraction | Bending of waves around an object.
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electromagnetic spectrum | complete range of electromagnetic waves in frequency and wavelength
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electromagnetic wave | waves that can travel through matter or empty space
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frequency | The number of wavelength that passes and given point in one second,measured in hertz.
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in fared waves | electromagnetic waves with wavelenghths between one thousandths of a meter 700 billions
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intensity | amount of energy a wave carries past a certain area each second
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law of reflection | Waves made with normal to the reflection surface equals the angle of the reflection waves makes with the surface.
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pitch | human perception of the frequency and sound
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refraction | Change in direction of a wave when change of speed as it travels from on material to another.
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reverberation | repeated echoes of sound waves
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transverse waves | mechanical waves that cause particles in matter to move at a righ angle
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ultraviolet waves | electromagnetic waves withlenghts between 400 billionths and 10 billionths of a meter
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waves | Disturbance that moves through matter and space carries energy.
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wavelength | Distance between one point on a wave and a nearest point moving with the same speed and in the same direction.
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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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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:
Raquel18
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