Understanding the Laws of Motion Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. Projectiles follow a ________ path.

Question 2 2. The vertical motion of a projectile is influenced by

Question 3 3. Consider a satellite orbiting the earth at 17,500 MPH. What would happen to a rock released from the satellite?

Question 4 4. According to Newton's first law of motion, what would happen to a car traveling at a constant velocity of 55 MPH to the west in the absence of an unbalanced force?

Question 5 5. Which of the following is a full definition of uniform circular motion?

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Question 6 6. What is the name of the force that keeps an object in circular motion?

Question 7 7. What is the term for the change in an object's velocity over time?

Question 8 8. Which of the following is considered a rigid body?

Question 9 9. Consider a fish swimming forward in the ocean. Which of the following describes the basic action/reaction forces between the fish and the water?

Question 10 10. Compared to the force of gravity the Earth exerts on you, the force of gravity that you exert on the Earth is _____.

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Question 11 11. Tangential accelerations can be determined from angular acceleration using which equation?

Question 12 12. An object is traveling along the path as shown in the diagram. Which way does the radial acceleration point?

Question 13 13. Consider an object at rest. Which of the following is true concerning this object?

Question 14 14. Consider an object being pushed to the left with a force of 15 N and pushed to the right with a force of 10 N. What is the net force acting on this object?

Question 15 15. Which is an accurate velocity reading?

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Question 16 16. Which term refers to a data reading that is taken at a particular moment in time?

Question 17 17. In an acceleration vs. time graph, constant accelerations is shown as which one of the following?

Question 18 18. Which of the following statements best defines constant acceleration?

Question 19 19. What is terminal velocity?

Question 20 20. What is acceleration?

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Question 21 21. Suppose the height of a ball, in meters, is given by the position function s(t) = -t^2 + 4*t, where t is in seconds. What is the average velocity of the ball between t = 1 second and t = 3 seconds?

Question 22 22. Suppose you drove 120 miles due east in 3 hours, turned around and drove 180 miles due west in 5 hours. Assuming due east is the positive direction, what is your average velocity for the entire trip?

Question 23 23. Before beginning projectile motion problems, you need to

Question 24 24. What is responsible for keeping an object at rest or maintaining an object's constant velocity?

Question 25 25. An object moving in uniform circular motion has a constant _____, but a changing _____.

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Question 26 26.

A car has a velocity of 5 m/s due north. A bus has a velocity of 2 m/s due south. What is the setup of the velocity of the car relative to the bus?

c = car

b = bus

g = ground

Question 27 27. Which of the following best explains how a rocket moves in space?

Question 28 28. What is another term for circular motion?

Question 29 29. Newton's second law of motion can best be described as ...

Question 30 30. Solve: A car is going north and travels 60 miles in 50 minutes. What is the instantaneous velocity (assuming the car is traveling the same speed the entire time) in miles per hour halfway through the trip?

Understanding the Laws of Motion Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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