Question

3. A car is going 8.0m/s on an access road into a highway, and then accelerates at 1.8m/s2 for 7.2s. What is the car's velocity at 7.2s? a. 20.96 m/s b. 4.96 m/s c. 0 m/s d. Not enough information 4. A stone is thrown vertically downward from a bridge 30.0 m high. How long will it take for the stone to hit the water below? a. 6.12 s b. -6.12 s c. 24.7 s d. 2.47s 5. A plane flying horizontally 1500 meters overhead at 125m/s dropsa package. When will the package hit the ground and how many meters away will the package end up? a. 306 s and 38250m b. 200 s and 1500 mm c. 250 s and 12500m d. 17.5 s and 2188 m

Answer 1

2b,96 mls Fu tine cannot be motion 366 12 2 1 、496 S 2137 m