twistfrownsemail twistfrownsemail

22-02-2022
Chemistry

contestada

One whale sang to communicate with another whale. The song's sound wave traveled 4,900 meters directly toward the second whale at a constant velocity. The sound wave took 3.5 seconds to move that distance. What was the sound wave's velocity?

Respuesta :

22-02-2022

Speed = distance/time

speed = 4900/3.5

= 1400m/s (in whichever direction the sound is travelling)

Answer Link

Otras preguntas

An increase in the demand for houses increases the equilibrium wage of carpenters and increases the value of carpenters’ marginal product of labor. increases th

For a particular reaction, the change in enthalpy is 51kJmole and the activation energy is 109kJmole. Which of the following could NOT be the change in enthalpy

The invention of a machine to make plastic corks for wine bottles has severely affected companies that produce traditional cork. The invention of the machine fo

Geography what mountain in switzerland includes three types of glacial erosion

Which of the following would cause investment spending to decrease and aggregate demand to shift left? a. a decrease in the money supply and an investment tax c

Li Ming thinks that chlorophyll is a reactant of photosynthesis, but her classmate Julian disagrees. Who is correct, and why? Li Ming is correct because chlorop

What term refers to the perceived fairness of the amount of information given by the makers of the decision, the treatment of the people affected by the decisio

In the aggregate expenditures model, it is assumed that investment___________. A. does not change when real GDP changes. B. changes by less in percentage terms

What is a mole and why does a mole of carbon and a mole of magnesium for example weigh different if they have the same number of atoms(

triangle with vertex at (-8,1) (-1,-6) and (2,4) is an isosceles triangle and find its area.