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- 5. a stone is thrown vertically upwards with an initial velocity of 100km/ hr.A.) what is the velocity if it reaches a height of 10m as it goes up?B.) if it caught on its way down 5m above the ground, what is the velocity?.A car travels around an oval racetrack at constant speed. The car is accelerating A. a. at all points except A, B, C, and D. b. at all points except A and C. C. nowhere, because it is travelling at constant speed. d. at all points except B and D. O e. everywhere, including points A, B, C, and D.20. A ball is thrown 5 m/s at an angle of 60 degrees from the horizontal. If the person threw it at a height of 1 m from the ground, how long will it take to reach the ground? a. 1.1 s b. 1.5 s c. 0.88 s d. 1.8 s e. None of the above
- 24 ee31.5 Or S wws bom the dt of 4m (e 3. Os the planet Mars, and ohect s thews om the ground and of 3. Whet is the wht is the maimum heighe wd wwle ae und snd lands the ground is i fight a total speed of the Wht is the spesd of the peopecile at the sop of its pathD. 56 20. A ball is thrown vertically upward at 20 m/s from a height of 30 m above the ground. What is its speed on impact with the ground below? A. 14 m/s B. 24 m/s (C.) 31 m/s D. 44 m/sA boy on the edge of a vertical cliff 20m high throws a stone horizontally outward with a speed of 12m/s. It strikes the ground at what horizontal distance from the foot of the cliff (in m). (Use g =10m/s2) O a. 10 O b. 20 O c. 24 O d. 36 O e. 15
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