How much larger is the required centripetal acceleration for a car rounding a curve at 60 mph than for one rounding the same curve at 20 mph?

Jake has a nine month old son. how can he build his self esteem

Which graph best represents the relationship between the electric current and the rate at which a magnet is turning inside an electric generator?

Moon effect. some people believe that the moon controls their activities. if the moon moves from being directly on the opposite side of earth from you to being directly overhead, by what percentage does (a) the moon's gravitational pull on you increase and (b) your weight (as measured on a scale) decrease? assume that the earth–moon (center-to-center) distance is 3.82 × 10^8 m, earth's radius is 6.37 × 10^6 m, moon's mass is 7.36 × 10^22 kg, and earth's mass is 5.98 × 10^24 kg.