jacktipton jacktipton

02-04-2021
Physics

contestada

Josh shouts down the school hallway and his friend standing at the end. His voice is heard in 0.057s. How long is the hallway?

Respuesta :

keijosalonen keijosalonen

02-04-2021

Answer: Hallway is 20 m long

Explanation: assume speed of sound is 343 m/s in 20 C temperature.

Distance s= vt = 343 m/s· 0.057 s= 19,55 m

Answer Link

Otras preguntas

what was the treaty of paris? what effect did it have on the territory of america

Where would you find the most news about the rising tensions in the Middle East? A. In the newspaper B. On television C. On the internet D. In a magazin

which is a sentence fragment

____ is the set of instructions that tells a computer to initialize the motherboard, how to recognize devices connected to the computer, and to start the boot p

Upon staining and microscope visualization of the contaminated csf, what was likely observed?

a substance undergoes change. Which Of the following indicates that the change was a chemical change?a. the substance changed state.b. the molecules of the subs

What were three ways southerners tried to disrupt african americans from voting?

What is the predominant type of bonding for titanium (ti)?

Help me pleaseeee :/

What type of function has an inverse that is also a function?