Afather and his daughter are standing on a sheet of ice, facing each other. their arms are held straight out in front of them, palms touching. another ice-skater trips and bumps into the daughter, applying a force of 900 n to her back. the two begin to move. if the father weighs 250 lb and the daughter weighs 70 lb, what is the magnitude of the force that the father exerts on the daughter, while they are accelerating? answer in n. (1 lb = 4.45 n)

Suppose an objects initial velocity is 10m/s and it’s final velocity is 4 m/s. mass is constant. what can best be concluded about the object based in the work-energy theorem

The difference between a red shift and a blue shift has to do with wavelength frequency. t or f

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