07-05-2024
Physics

Answered

Old well is 7.5 metered deep the speed of air is 340 m/s how long would it take you to hear an echo if you yelled down the well

Answer :

Other Questions

Select all of the true statements concerning fungi reproduction: a. Pieces of hyphae can grow new colonies via asexual reproduction. b. Spores can be produced o

Divide [tex]\frac{40 x}{64 y}[/tex] by [tex]\frac{5 x}{8 y}[/tex].A. [tex]\frac{25 x^2}{64 y^2}[/tex]B. [tex]\frac{25}{64}[/tex]C. 1D. [tex]\frac{3}{4}[/tex]

Consider the chemical equations shown here:[tex]\[ \begin{array}{l} 2 \text{NO}_2(g) \rightarrow 2 \text{NO}(g) + \text{O}_2(g) \\ 2 \text{NO}(g) \rightarrow \

The Metrodome sports stadium in Minnesota is named after which Vice President?A) Spiro AgnewB) Hubert HumphreyC) Walter MondaleD) Dan Quayle

2. Industrialization, with its homogenization of workers' experiences, its disparity of incomes, and the rise of political parties committed to the workers' nee

Research on child maltreatment shows that ________.

Simplify the following expression:[tex]\[ 2x \cdot 2x \][/tex]

15. The system of equations [tex]3x - 6y = 20[/tex] and [tex]2x - 4y = 3[/tex] is:A. independent.B. inconsistent.C. dependent.D. consistent.

Una progresión aritmética comienza con 2, termina con 3, y su diferencia es [tex]\(\frac{1}{10}\)[/tex]. ¿Cuántos términos hay en la progresión?

Merocrine sweat contains to protect against bacteria.A) organic nutrientsB) metabolic wastesC) dermicidinD) penicillinE) water

105 is decreased to 32.

The archaebacteria were probably the first ____________________.

What is the center of atom called??

Why did the Church resist changes taking place during the Middle Ages and the Renaissance that were leading to the Scientific Revolution?

What is 'Lo Salt' used for? I already know it can be used in exactly the same way as regular salt, and that it can be used to supplement your potassium intake.

Jennifer cut a board 2 m long into two pieces. one piece is 24 m shorter than the other. find the length of each piece.. Piz help me!!!!!!!!!!!

The underline word is worst. What is the degree of comparison of the underlined modifier? That was the worst movie I have ever seen. A. superlative B. c

the five major areas of the study of earth science are

Name two types of clouds that are between 20,000 and 6,500 feet in the air?

a group of backpackers hiked 38 km over three days. the first day, they hiked 1 km less than 3 times as far as the second day. the third day, they hiked 2 km le