4.1
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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| all waves begin with a source of ____ | energy
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| a ____is a disturbance that transfers energy without transferring matter | wave
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| there are ____ types of motion | 3
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| disturbance is perpendicular to the direction the wave travels | transverse wave
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| ____ waves occur during an earthquake | seismic
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| the distance from one point to the same point on another wave | wave length
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| number of wave lengths that pass a point each second | frequency
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| frequency is measured in ____ | Hertz
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| the ____ the wave length the lower the frequency | longer
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| wave speed depends on the ____ the wave travels through | medium
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| max distance a wave varies from its rest position | amplitude
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| these waves travel through the ____ that makes up the door | matter
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| particles that make up the door ____ some of the sound | absorb
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| some of the energy from the knock ____ off the door | reflects
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| waves that bounce off an object follow the law of ____ | reflection
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| change in direction of a wave as it changes speed | refraction
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| waves refract toward the medium if it ____ | slow down
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| wave refracts away from medium if it ____ | speeds up
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| sound waves spread around a corner due to ____ | diffraction
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| bounces back | reflects
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| ____ transfers energy without transferring matter | waves
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| wind ____ energy to the flag | transfers
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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:
barnechr6159
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