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Prac Quest Key 09 honors-2 - Practice Questions for Honors...

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Practice Questions for Honors Unit 2 Exam Physics: Projectile Motion and Force 2009- Key, answers are starred. 1. Complete the following statement: The term net force most accurately describes A) the mass of an object B) the inertia of an object. C) the quantity that causes displacement. D) the quantity that keeps an object moving. *E) the quantity that changes the velocity of an object. 2. A net force F is required to give an object with mass m an acceleration a. If a net force 6F is applied to an object with mass 2m, what is the acceleration on this object? 3. The figure shows the velocity versus time curve for a car traveling along a straight line. Which of the following statements is false? 4. Two forces act on a 16-kg object. The first force has a magnitude of 68 N and is directed 24° north of east. The second force is 32 N, 48° north of west.
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