Final_Review-3.docx - Name Instructor Section Review Show all work 1 If an object is moving does that mean there is a force acting on it 2 A bowling

# Final_Review-3.docx - Name Instructor Section Review Show...

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Name: 1) If an object is moving, does that mean there is a force acting on it. 2) A bowling ball and a Lego piece are dropped from the same height at the same time, which one will hit the ground first. Ignore air resistance. 3)What are the SI units for the following: time, distance, velocity, force, energy, work, and acceleration? 4) Which of the following are vectors and why: distance, displacement, force, time, and work? 5)A ship travels 75km in 4 hours to its destination, what was its average velocity? 6) You run to the top of a 70m building, you look down and drop a ball. How long will it take the ball to hit the ground, what is the final velocity (remember final velocity is velocity at the instant before it hits the ground). 7)You take a taxi and tell your driver your destination. He drives 2 km west, 20m north and 5m east. What is A) your total displacement B) your total distance travled?
8) If a position vs. time graph can be describes by the equation P(t)=6t+4 then A) what is the

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• Spring '08
• Wormer
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