2. the following data represent the initial (d) and final (d2) positions of a car, bicycle, pedestrian, and skateboarder car +2m & +14m bicycle +7m & +2m pedestrian -1m & +2m skateboarder +4m & -1m a. draw a number line and label an origin as point "o". mark the initial position of each object above the line. you will need to use a separate piece of paper, b. mark the final position of each object below the number line. c. calculate the displacement of each object. d. what is happening? if each displacement takes place in the same period of time, write a paragraph to describe the motion of each object.

Thomas his older brothers, who own a junk yard, on the weekends to earn extra money. he likes to them push broken-down cars to the back of the junk yard because it makes him feel strong. last saturday, they pushed three cars with different weights, and he noticed he used different amounts of force for each one. the cars were the following weights: white car: 2,700 kg red car: 1,500 kg blue car: 2,100 kg think about how much force is needed to move each car. which correctly lists the cars in order from the most to least amount of force needed to move them? a) white, blue, red b) blue, red, white c) red, white, blue d) white, red, blue