Term
5: What is the work - energy theorum? |
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Definition
"The work done is equal to the change in kinetic energy." |
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Term
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Definition
Work = the change in kinetic energy |
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Term
5: what do we learn from the new equation of work? |
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Definition
that another equation could be force x distance = 1/2 mass x velocity (squared) |
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Term
6: What is the interference pattern? |
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Definition
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Term
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Definition
the wave's position relative to its rest position |
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Term
6: What is a constructive interference? |
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Definition
when the crest of one wave overlaps with the crest of another wave |
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Term
6: What is produced as a result of constructive interference? |
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Definition
a wave of greater amplitude |
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Term
6: What is destructive interference? |
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Definition
when the crest of one wave overlaps the trough of another wave |
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Term
6: how are the effects of destructive interference eliminated? |
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Definition
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Term
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Definition
the recorded signal is continuously variable as well |
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Term
7: What are microphones used for? |
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Definition
to convert air pressure into an electrical signal that has a current or voltage directly proportional to the air pressure at each instant. |
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Term
7: What does the changing current or voltage change? |
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Definition
the magnetization of a tape of the displacement of a groove on a record cutter to record the sound |
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Term
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Definition
the physical properties of the sound are converted to a series of numbers |
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Term
7: What is sound by nature? |
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Definition
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Term
7: How do you convert a signal from a microphone? |
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Definition
it must be converted to a digital signal by an analog-to-digital converter. the signal is then recorded to a compact disc or hard drive |
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Term
7: How does stereo recording work? |
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Definition
2 or more microphones are used to produce 2 separate audio signals. 2 speakers are needed to reproduce the sound. |
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Term
7: How does a mono recording work? |
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Definition
only one microphone is used to produce one audio signal. only one speaker is needed to reproduce the sound. |
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Term
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Definition
a part of the recording process when all of the different instruments and voices are combined to produce a finalized signal. |
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Term
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Definition
the recorded signal is continuously variable as well |
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Term
7: What are microphones used for? |
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Definition
to convert air pressure into an electrical signal that has a current or voltage directly proportional to the air pressure at each instant. |
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Term
7: What does the changing current or voltage change? |
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Definition
the magnetization of a tape of the displacement of a groove on a record cutter to record the sound |
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Term
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Definition
the physical properties of the sound are converted to a series of numbers |
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Term
7: What is sound by nature? |
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Definition
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Term
7: How do you convert a signal from a microphone? |
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Definition
it must be converted to a digital signal by an analog-to-digital converter. the signal is then recorded to a compact disc or hard drive |
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Term
7: How does stereo recording work? |
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Definition
2 or more microphones are used to produce 2 separate audio signals. 2 speakers are needed to reproduce the sound. |
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Term
7: How does a mono recording work? |
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Definition
only one microphone is used to produce one audio signal. only one speaker is needed to reproduce the sound. |
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Term
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Definition
a part of the recording process when all of the different instruments and voices are combined to produce a finalized signal. |
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Term
8: Does strength or weight increase more quickly? |
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Definition
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Term
8: Where does strength come from? |
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Definition
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