In each blank, try to type in the
word that is missing. If you've
typed in the correct word, the
blank will turn green.
If your not sure what answer should be entered, press the space bar and the next missing letter will be displayed. When you are all done, you should look back over all your answers and review the ones in red. These ones in red are the ones which you needed help on. Question: Two waves traveling in the same medium to produce a standing wave. What is the phase difference bwteen the two waves at a node?Answer: 180 Question: The driver of a car the horn as the car approaches a crosswalk. Compared to the actual pitch of the horn, the pitch observed by a pedestrian in the crosswalk is what?Answer: Higher Question: A wave completes one vibration as it moves a distance of 2 meters at a speed of 20 meters per second. What is the of the wave?Answer: 20 Hertz Question: In a demonstration, a vibrating tuning fork causes a nearby second tuning fork to begin to vibrate with the same frequency. Which wave phenomenon is illustrated by this ?Answer: Resonance Question: An electric quitar is generating a sound of constant frequency. An increase in sound wave charateristic would result in an increase in loudness?Answer: |
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cmcmillen13
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