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Many animals use __?__to find prey. 2. A porpoise sends out an ultrasonic burst and hears the echo off his favorite food in 0.13 seconds. How far away is the food source? Assume that sound travels at 1,
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Many animals use __?__to find prey.

2. A porpoise sends out an ultrasonic burst and hears the echo off his favorite food in 0.13 seconds. How far away is the food source? Assume that sound travels at 1,530 m/sec in water.

User Aubree
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1 Answer

1 vote

Answer:

Below

Step-by-step explanation:

"echo location"

The sound travels the distance, d , to the food and back for a total distance of 2d

2d = 1530 m/s * .13 s

d = ~ 99 m away

User Adem Catamak
by
5.2k points
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