A person hums into the top of a well (tube open at only one end) and finds that standing waves are established at frequencies of 29.2, 48.6, and 68.1 Hz. The frequency of 29.2 Hz is not necessarily the fundamental frequency. The speed of sound is 343 m/s. How deep is the well

True or false: the cycle of seasons on the earth is caused by the tilt of the earth on its axis toward and away from the sun.

Against his financial advisor's advice, frank has decided to invest his money in some risky stocks because he once made quite a bit of money in the stock market. his decision illustrates a. the representativeness heuristic b. overconfidence c. the availability heuristic d. confirmation bias select the best answer from the choices provided

Abaseball is thrown from the outfield toward the catcher. when the ball reaches its highest point, which statement is true? (a)its velocity is not zero, but its acceleration is zero. (b) its velocity and its acceleration are both zero. (c) its velocity is perpendicular to its acceleration. (d) its acceleration depends on the angle at which the ball was thrown. (e) none of the above statements are true.