glitterfairy35681 glitterfairy35681
  • 19-03-2024
  • Physics
contestada

A man standing 48 m away from a wall fires a gun. Calculate the time after which an echo is heard. (The speed of sound in air is 320 ms⁻¹)
a. 0.30 s
b. 0.60 s
c. 0.50 s
d. 0.38 s

Respuesta :

Otras preguntas

This week an employee is scheduled to work 6 hours each day Monday through Friday, and 3.5 hours on Saturday morning. If the employee's goal is to work 40 hours
name 3 advancements made by the egytians and tell how they impacted the culture
Which ending suggests the most reliable website for research? A.c-o- m B.e-d-u C.n-e-t D.b-i-z
The net charge on a polarized molecule is normally _________.
How do cells divide for sexual reproduction? and why? ANSWER BOTH PARTS
In a water molecule, which atom has the strongest attraction for shared electrons? hydrogen oxygen hydroxide ion both atoms attract electrons with equal strengt
Hellppppppp quickk someone
These factors enabled Europe to colonize foreign territories. A. advanced technology B. military strength C. NATO D. political power E. the European Union its m
Why can a heavy rain shower cause a large amount of erosion in a desert area?
How has Stephen hawking changed the way we understand the universe