What is the depth of an ocean area if a sound pulse took 4 seconds to travel from the ship, to the bottom then back to the ship, and the speed of sound in this ocean area is 5,000 ft per second? Use the formula below:

Venezuela’s economy relies most heavily on which of the followingvenezuela’s economy relies most heavily on which of the following? a. oil reserves in places such as the eastern llanos b. cattle ranching in the grasslands c. fertile farmland in the andean highlands d. coffee plantations in mountainous areas