An Alaskan rescue plane drops a package of emergency rations to a stranded party of explorers, as illustrated in Figure 3.6. The plane is traveling horizontally at 30.0 m/s at a height of 200.0 m above the ground. a. What horizontal distance does the package fall before landing? b. Find the velocity of the package just before it hits the ground.

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.

Explain the comparisons between nature and packingtown that appears on pages 81 and 82 answer

Aracecar driver has to hold on tightly when going around a banked curve. approximately what is the centripetal force on a 2220.0 kg car going around a circle with a diameter of 190.0 meters at 25.0 m/s?