I am deleting my account so here is some points

Which explanation describes the forces involved for a person to walk down the sidewalk? a. the person's feet push backward on the sidewalk; the sidewalk pushes backward on the person. b. the person's feet push forward on the sidewalk; the sidewalk does not push on the person. c. the person's feet push backward on the sidewalk; the sidewalk pushes forward on the person. d. the person's feet push forward on the sidewalk; the sidewalk pushes forward on the person.

Awalk up the phase change graph worksheet

Suppose you increase your walking speed from 7 m/s to 13 m/s in a period of 2 s. what is your acceleration?