Mrs. smith walks from her house 11.2 m to the grocer. then she walks from the grocer 5.7 m to the pet store. then she walks 32.7 m from the pet store to her daughter's house. mrs. smith's house is directly 23.5 m away from her daughter's house. if the trip took 17 minutes, what was the average velocity of mrs. smith?

Aregion of space in which a measurable gravitational force is indicated by the force exerted on a test mass is called

Mutt and jeff are running along a path each pushing a cart loaded with rocks. if mutt's wagon has a mass two times greater than jeff's and they want to stay together, arriving at their destination at the same time, what must happen? a) jeff should slow down so mutt can catch up. b) mutt must use half as much force to push his cart. c) mutt must use twice as much force to push his cart. d) mutt and jeff will use the same force, but mutt will take bigger steps.

Aball with a mass of 275 g is dropped from rest, hits the floor and rebounds upward. if the ball hits the floor with a speed of 2.40 m/s and rebounds with a speed of 1.70 m/s, determine the following. (a) magnitude of the change in the ball's momentum (let up be in the positive direction.)