2. 100 Newton's 1 st Law 400 300 200 500 100 Newton's 2 nd Law 400 300 200 500 100 Newton's 3 rd Law 400 300 200 500 100 Terms & Units 400 300 200 500 100 Grab Bag! 400 300 200 500

3. Inertia depends ONLY on this physical quantity Column 1, 100

4. Which has more inertia: a bowling ball or a large boulder? Column 1, 200

5. You are being chased by a large rhinoceros. How will Newton's 1 st Law help you escape? Column 1, 300

6. How much force is required to keep a 2.0 kg ball moving at a constant velocity of 8 m/s? Column 1, 400

7. How does inertia relate to what happens to a crash test dummy during a crash? Column1, 500

8. State the equation that summarizes Newton's 2 nd Law Column 2, 100

9. True/False: The acceleration of an object is directly proportional to the force it feels Column 2, 200

10. True/False: The acceleration of an object is directly proportional its mass Column 2, 300

11. A soccer ball feels a net external force of 13.5 N and accelerates at 6 m/s 2. What is its mass? Column 2, 400

12. A crash test dummy with a mass of 85 kg experiences a force of 1000 N during a collision. What is its acceleration? Column 2, 500

13. True/False: Action- reaction pairs of forces act on the SAME object Column 3, 100

14. True/False: The following is an action-reaction pair – a hammer hits a nail, and the nail hits the hammer with an equal and opposite force. Column 3, 200

15. How does the normal force of a chair pushing you up relate to the force of gravity or weight pulling you down? (which is greater) Column 3, 300

16. What is the equal and opposite force on a balloon when air is pushing out the open end? Column 3, 400

17. A bowling ball pushes on a pin with a force of 92 N. What is the force of the pin on the ball? If there are equal and opposite forces involved, why does the pin fall? Column 3, 500

18. The unit for FORCE Column 4, 100

19. The term that goes with the unit kg Column 4, 200

20. Identify the given information in this problem: A 10 kg crate falls out of an airplane with at 9 m/s 2. What is the net force on the crate as it falls? Column 4, 300

21. What are the units of static & kinetic coefficient of friction? Column 4, 400

22. Newton's 2 nd Law tells us that F = ma. Using the units you know, find another way to express the units of force (other than Newtons). Column 4, 500

23. Static friction refers to... Column 5, 100

24. Is your weight more or less on the Moon than on Earth? Why? Column 5, 200

25. Draw a free body diagram for a book being pushed horizontally across a rough surface. Column 5, 300

26. A 70 kg ice skater requires a 210 N horizontal force to be set in motion. What is the weight of the skater? (g = 9.8 m/s 2 ) What is the coefficient of static friction between the skates & the ice? Column 5, 400

27. A 70 kg ice skater, once moving, requires a 185 N horizontal force to continue at a constant velocity. What is the weight of the skater? (g = 9.8 m/s 2 ) What is the coefficient of kinetic friction between the skates & the ice? Column 5, 500