13-04-2021
Physics

contestada

A gun is sounded and an echo received from a wall 6 seconds later. If the speed of sound is 330m/s, how far away is
the wall?

Respuesta :

14-04-2021

Answer:

Neither the source or wall is moving so the sound takes 3 sec to get to the wall and 3 sec to return

D = 3 * v = 330 m/s * 3 sec = 990 m

Answer Link

Otras preguntas

A 1.5 g iron nail is heated to 95.0 °c and placed into a beaker of water. calculate the heat gained by the water if the final equilibrium temperature is 57.8 °

Which participant in European exploration is being described below? This country began the Age of Exploration. Its explorers were the first Europeans to journey

Twice a number decreased by 11 is -23

Write the equation of the straight line having Slope = -6, y-intercept = 5, in slope intercept form

Does anybody know how to do this

Which one of the following is the best description of extensive writing? a. Writers do not need to keep an audience in mind. b. The general writing topic is cho

The savings account offering which of these APRs and compounding periods offering the best APY? A. 3.1196% Compounded Semiannually B. 3.1172% Compounded Month

Which law states that the entropy of the universe is always increasing? a. first law of thermodynamics b. second law of thermodynamics c. third law of ther

How can you improve customer service? You should obtain regular __ from consumers to learn about their views on customer service.

Geometry math question no Guessing and Please show work thank you