SECTION 3 FORMATIVE ASSESSMENT Reviewing Main Ideas 1. Which of the following exhibit parabolic motion? a. a flat rock skipping across the surface of a lake b. a three-point shot in basketball c. a space shuttle while orbiting Earth d. a ball bouncing across a room e. a life preserver dropped from a stationary helicopter 2. During a thunderstorm, a tornado lifts a car to a height of 125 m above the ground. Increasing in strength, the tornado flings the car horizontally with a speed of 90.0 m/s. How long does the car take to reach the ground? How far horizontally does the car travel before hitting the ground? Interpreting Graphics FIGURE 3.6 3. An Alaskan rescue plane drops a package Dropping a Package of emergency rations to a stranded party of explorers, as illustrated in Figure 3.6. The plane Uplane= 30.0 m/s 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? 200.0 m b. Find the velocity of the package just before it hits the ground