Laws of Motion: Help and Review 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. Which best describes equilibrium?

Question 2 2. How is it possible to be traveling at both 100,000 km/hr and be at rest at the same time?

Question 3 3. How can a moving object be in equilibrium?

Question 4 4. Which best describes weight?

Question 5 5. Which of the following best explains how a rocket moves in space?

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Question 6 6. What do free-body diagrams represent?

Question 7 7. Which is NOT true about forces?

Question 8 8. Why would a car traveling in a circle not have a constant velocity?

Question 9 9. Which best describes inertia?

Question 10 10. What will cause a change in an object's state of motion?

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Question 11 11. In which direction does the normal force always act?

Question 12 12. 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 13 13. Which statement is NOT true about action and reaction forces?

Question 14 14. What is needed to change an object's state of motion?

Question 15 15.

Referring to its definition, which of the following can be true of acceleration?

I. The object's velocity is decreasing at some rate of m/s every second

II. The object's velocity is increasing at some rate of m/s every second

III. The object's velocity is changing at a certain rate every second

IV. The object is traveling a certain number of meters every second

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Question 16 16. Consider an object at rest. Which of the following is true concerning this object?

Question 17 17. What is the difference between speed and velocity?

Question 18 18. For an inclined plane with friction, what is the net force?

Question 19 19. What is the definition of centripetal force?

Question 20 20. Which object will have the most mass?

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Question 21 21. What does the amount of friction depend on?

Question 22 22. Why don't we notice the ground moving backwards when we walk forward?

Question 23 23. Which of the following explanations is contrary to Newton's first law of motion?

Question 24 24. Which best describes friction?

Question 25 25. How can a moving object be in equilibrium?

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Question 26 26. Static friction occurs when objects are _____ while sliding friction occurs when objects are _____.

Question 27 27. If the weight of a crate is 100 N. A 100 N person sits on the crate. How much has the normal force on the crate changed with the added force of the person sitting on it?

Question 28 28. Which types of objects have forces acting on them?

Question 29 29. If there is 10 N force acting downward on an object and 15 N force acting upward, what is the net force on the object?

Question 30 30. Which best describes weight?

Laws of Motion: Help and Review 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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