1) Which of the following composed the two linear motions of a projectile? a) Horizontal and Circular Motion b) Vertical and Circular Motion c) Horizontal and Vertical Motion d) Vertical and Curvilinear Motion 2) What is referred to as an object that is given an initial velocity and is then acted solely upon by gravitational force? a) Project b) Projectile c) Target d) Trajectory 3) What do you call the path followed by a projectile? a) Project b) Projectile c) Target d) Trajectory 4) What is the shape of the trajectory of a projectile? a) Circular b) Elliptical c) Hyperbolic d) Parabolic 5) What force enables objects to fall on to the ground? a) Frictional Force b) Magnetic Force c) Gravitational Force d) Tension Force 6) If you throw a baseball straight up, what will its vertical velocity be at the highest point? a) 0m/s b) 9.8m/s c) 0m/s2 d) -9.8m/s2 7) What is the acceleration of a baseball thrown to the air at an angle of 45degrees with respect to the horizontal as it returns to the ground? a) 0m/s b) 9.8m/s c) 0m/s2 d) -9.8m/s2 8) What happens to the vertical velocity of an object as it travels through the air? a) Changes continuously b) Gradually increasing c) Gradually decreasing d) Remains the same 9) What happens to the horizontal velocity of an object as it travels through the air? a) Changes continuously b) Gradually decreasing c) Gradually increasing d) Remains the same 10) If a stone is horizontally launched at a certain height, how do you describe the magnitude of its vertical velocity as it approaches the ground? a) Cannot be determined b) Gradually decreasing c) Gradually increasing d) Remains the same 11) Which angle results in a greatest range? a) 300 b) 450 c) 600 d) 750 12) An object launched at an angle of 300 will also be the same if it is launched at __________, a) 300 b) 450 c) 600 d) 750 13) As the angle of launch increases, the vertical displacement of the projectile will ________________. a) increase b) decrease c) constant d) remains the same 14) It is the horizontal distance covered by the projectile a) angle b) height c) range 15) A numerical value in degrees expressing the orientation of a projectile to be thrown/ projected a) range b) angle c) height

Projectile Motion

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