Aglass jug can be used to play different pitched sounds by blowing air over the opening of the jug and vibrating the air molecules inside the jug. the sound fluctuates with the amount of liquid in the jug, similar to the length of a pipe organ. a musician wishes to play a higher-pitched sound with their jug. what should they do?

force more air over the opening of the jub

remove more liquid

add more liquid

You want to lose weight and have been trying to decide which type of fad diet is best for you. you ask your doctor, who responds that a. fad diets are a temporary fix but generally don't have any side effects b. fad diets can be used several times a year to maintain a healthy weight c. fad diets can be risky for your health and, in the long run, do not work d. fad diets should never be used one right after the other; there should be a break between them select the best answer from the choices provided. a b c d