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Force, Motion, and Newton's Laws 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!

Page 1

Question 1 1. A ball is moving at 5 m/s with a momentum of 12 kg m/s. What is the mass of the ball?

Question 2 2. Which types of objects have forces acting on them?

Question 3 3. Consider two planets. Planet X has a mass of 100 Units while Planet Y has a mass of 1,000 Units. Which of the following is NOT true concerning these planets?

Question 4 4. Which best describes the buoyant force?

Question 5 5. How can a moving object be in equilibrium?

Page 2

Question 6 6. Which statement is NOT true about action and reaction forces?

Question 7 7. Which of the following below is a velocity?

Question 8 8. Static friction occurs when objects are _____ while sliding friction occurs when objects are _____.

Question 9 9. Which best describes air resistance?

Question 10 10. When a cannon fires a cannonball there is an interaction between the two objects, so there are action and reaction forces. The cannon recoils only slightly as it shoots out the cannonball, but the cannonball goes flying through the air. Why is the acceleration greater on the cannonball?

Page 3

Question 11 11. Which of the following are units for force?

Question 12 12. If a single object is at rest on a table, which of the following is (are) acting on it?

Question 13 13. Jeff's car weighs 2000 lbs and is moving east at 20 km/hour. Jordan's car is twice as heavy, and is moving east at 10 km/hour. Whose car has more momentum?

Question 14 14. Consider a 10 kg object free-falling from a cliff with an initial speed of 0 m/sec. What will the speed of the object be after 1 sec and after 2 sec?

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

Page 4

Question 16 16. What is responsible for keeping an object at rest or maintaining an object's constant velocity?

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

Question 18 18. Which best describes the Law of Inertia?

Question 19 19. The principle of floatation states that _____.

Question 20 20. Consider a fish swimming forward in the ocean. Which of the following describes the basic action/reaction forces between the fish and the water?

Page 5

Question 21 21. The mass in the scenario is 10 kg. What is the normal force provided by the surface, which is angled at Θ = 60°?

Question 22 22. What does the amount of friction depend on?

Question 23 23. Which best describes friction?

Question 24 24. Consider a satellite orbiting the earth at 17,500 MPH. What would happen to a rock released from the satellite?

Question 25 25. Why don't we notice the ground moving backwards when we walk forward?

Page 6

Question 26 26. Which best describes inertia?

Question 27 27. What is the standard unit of weight in physics?

Question 28 28. A 20 kg mass is on a flat surface. What is the normal force provided by the surface on the mass?

Question 29 29. Who discovered acceleration?

Question 30 30. Which best describes acceleration?

Force, Motion, and Newton's Laws 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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