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zepelin [54]
2 years ago
10

IN WHAT CONDITION DO SOUND ECHO

Physics
1 answer:
DerKrebs [107]2 years ago
6 0

Answer:

The conditions necessary for hearing the echo. The distance between the sound source and the reflecting surface must not be less than 17 metres where the time period between hearing the original sound and its echo should not be less than 0.1 of a second.

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The conduction velocity of an axon is determined by:
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2 years ago
What can pressure be measured by?
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'Pressure' is  (force) / (area).

The only choice with those units is #1 .
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Answer:

A. ls sensitive to heat

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A student who takes a multiple-choice test by reading the stem of each item, generating the correct response before looking at t
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(A) a heuristic

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