A cannonball fired at an angle of 70 o to the horizontal stays in the air longer than one fired at 45 o. Which one travels a longer horizontal distance? a. The 70 o ball. b. The 45 o ball. c. Both balls will travel the same horizontal distance. d. Depends on how much longer is the 70 o ball in the air. 18. A football is thrown as a long pass. If it is projected at an angle, the vertical component of velocity is still zero at the top, leaving only the horizontal component. Which of these expresses a vector quantity? 10 kg 10 kg to the north 10 m/s 10 m/s to the north Answer: D Assessment Questions An ultra-light aircraft traveling north at 40 km/h in a 30-km/h crosswind (at right ...

A stone is thrown from the top of a building upward at an angle of 36.9° to the horizontal and with an initial speed of 50.0 m s. If the height of the building is 60.0 m. The time needed for the stone to hit the ground is A stone is thrown at an angle of 30 degrees above the horizontal from the top edge of a cliff with an initial speed of 12 m/s. A stopwatch measure the stones trajectory time from the top of the ... A stone thrown from the top of a tall building follows a path that is: ... lever ground at an angle of 30 degrees above the horizontal. The muzzle speed is 980 m/s ...