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quiz2a - Quiz 2 A Name MULTIPLE CHOICE Choose the one...

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Quiz 2 A Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Which of the following remains constant during projectile motion (ignoring air resistance)? A) the horizontal component of the velocity of the projectile B) the vertical component of the velocity of the projectile C) the horizontal component of the displacement of the projectile D) the speed of the projectile E) none of the above 1) 2) What is the weight of a 5kg bag of sugar on the Moon, Earth, and Jupiter? The free fall acceleration on the moon is 1/6th that of earth, while on Jupiter it is 2.64 times that on earth. 2) 3) Awoman at an airport is towing her 20.0kg suitcase at a constant speed by pulling on a strap at an angle theta above the horizontal. She pulls on the strap with a 35.0N force, and the friction force on the suitcase is 20.0N. What angle does the strap make with the vertical?
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