iwinder iwinder
  • 18-01-2020
  • Physics
contestada

6 a) A sound wave in a fresh water lake takes 4 s to
return to the surface of the lake. How deep is the
lake at that point?

Respuesta :

estervarga
estervarga estervarga
  • 18-01-2020

Answer:

d=2962 m= 2,962 km

Explanation:

s=2*d, d is the depth

t=4 s

vH2O= 1481 m/s

d=?

s=vH2O*t

s=1481 m/s*4 s

s=5924 m

yields

d=s/2

d=2962 m= 2,962 km

Answer Link

Otras preguntas

how might reading a series of proverbs affect people
Two times the number of Windows
Which statement is true about a cell? a. The smallest living things are cells. b. All known living things are made of multiple cells. c. Cells stop producing o
how much does 24 pints equal in gallons?
Why did the British limit colonial settlement to no further than the Appalachian Mountains after the French and Indian war and how did the colonists react?
what is the scientific notation for 568 billion?
what major changes took place in canada 1931 and 1982
A Social Security number consists of nine digits in a particular order, and repetition of digits is allowed. If randomly selecting digits for one Social Securit
Potatoes are sold in 2.25 lb bags how many bags must Kay buy in order to have enough potatoes Potatoes cost $0.62 per pound what is the total cost of the bags
In what two places on plants do seeds grow