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4.1
| Question | Answer |
|---|---|
| All waves begin with a source of _________. | energy |
| A _______ is a disturbance that transfers energy from one place to another. | wave |
| Matter ______ transferred as a wave moves | is not |
| When a flag waves in the wind, the flag ripples back and forth as the energy________ along the flag. | travels |
| The fabric on the flag does ________ forward with the wave energy. | not move |
| A ____________ wave travels only through matter. | mechanical |
| A ____________ wave can travel through empty space or through matter. | electromagnetic |
| There are ______ types of wave motion. | three |
| The three types of of wave motions are __________, ___________, and a combination of both. | transverse, and longitudinal |
| A _________ wave is a wave in which the disturbance is perpendicular to the direction the wave travels. | transverse |
| A ______________ wave is a wave that makes the partials of a medium move back and forth parallel to the direction the wave travels. | longitudinal |
| Two common waves in nature are water waves and ________ waves. | seismic |
| In water waves, water particles move in _________. | circles |
| Indicating that these waves are a combination of _________ and _________waves. | transverse and longitudinal |
| What kind of waves occur during an earthquake | seismic |
| The __________ of a wave is the distance from one point. | wavelength |
| The __________ of a wave is the number of wavelengths that pass a point each second. | frequency |
| Frequency is measured in _______. | hertz |
| The ____________ the wavelength, the lower the frequency. | longer |
| Wave speed depends on the type of material, or ____________, a wave travels through. | medium |
| The maximum distance a wave varies from its rest position is the _________ of the wave. | amplitude |
| The more energy a __________ wave has, the larger the wave's ___________ will be. | mechanical, amplitude |
| When you knock on one side of a door, the sound travels as _______________ sound waves through the door. | longitudinal |
| These waves travel through the _________ that makes up the door to the _____ on the other side. | matter, air |
| The partials that make up the door _________ some of the sound energy. | absorb |
| Some of the energy of your knock bounces, or ___________, back into the room , that is why you ________ the sound. | reflects, hear |
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schaumad4034
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