Which statement best describes the difference between speed and velocity? a. velocity is speed with a direction. b. speed is velocity with a direction. c. velocity is acceleration with a direction. d. velocity measures position, while speed does not.

dec 23, 2016 - a load of bricks weighing 680 n a distance of 10 m across a parking lot. if if the worker pushes the cart with a constant force of 209 n, what work= force x distance = 220 n x 10 m = 2200 n.m = 2200 j i don't know where the person got it from, but the initial part, work= force x distance me.

i don't understand. explain it clearly