5.4 Normal Forces 19. Suppose you stand on a spring scale in six identical elevators. Each elevator moves as shown below. Let the reading of the scale in elevator n be S. Rank in order, from largest to smallest, the six scale readings S to S. Some may be equal. Give your answer in the form A > B = C>D. Up at 3 m/s Up at 6 m/s Order: Explanation: ta Spoeding up at 2 m/s ta Speeding up. at 2 m/s Down at 3 m/s Down at 3 m/s ta Slowing at 2 m/s Ja Speeding up at 2 m/s 1 Down at 3 m/s 3 Down at 3 m/s Steady speed Falling at 9.8 m/s 2015 Pearson Education, Inc. b. If the initial velocity c distance the block slic 21. Consider a box in the a. If the truck acceler forces act on the b b. Draw a free-boc e. What happen basing your