1. Force, Motion, Gravity & Chemistry Jeopardy!

2. Force, Motion, Energy, & Gravity Jeopardy 100 500 400 300 200 Force 100 500 400 300 200 Motion 100 500 400 300 200 Gravity 100 500 400 300 200 Chemistry 100 500 400 300 200 Force Facts

3. Add 100 Great Job! Return to game

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13. Force for 100 What is force? AA – a loud sound BB – a push or pull CC – a long day DD – a object

14. Motion For 100 What is motion? AA –change of position or location; movement BB –change of address CC –change of name DD –change of something with wings

15. Weight & Gravity For 100 Your weight equals your? AA –mass. BB –mass divided by the net force acting on you. CC –mass times acceleration due to gravity. DD –mass times your speed.

16. Chemistry For 100 According to the Law of Conservation of Mass, how does the mass of the products in a chemical reaction compare to the mass of the reactants? AA –there is no relationship. BB –the mass of products is sometimes greater. CC –the mass of reactants is greater. DD –the masses are always equal.

17. Force For 100 Newton created 3 Laws of Motion. The 1 st Law of Motion tells us that if an object is at rest it will stay at rest, and if an object is in motion, it will____________. AA –stay in motion unless acted on by force BB –stay in motion but slow down CC –stop eventually DD –speed up

18. Force For 200 Which of the following relationships is correct? AA 1N = 1kg B B 1N = 1kg x m CC 1N = 1kg x m/s D D 1N = 1kg x m/s 2

19. Motion For 200 The difference between speed & velocity is that velocity includes? AA –distance. B B –time. CC –weight. D D –direction.

20. Weight & Gravity For 200 The acceleration due to gravity on the surface of Mars is about one-third the acceleration due to gravity on Earth’s surface. The weight of Spud on the surface of Mars is about? AA –nine times greater than its weight on Earth’s surface. B B –three times greater than its weight on Earth’s surface CC –one-third its weight on Earth’s surface. D D –the same as its weight on Earth’s surface.

21. Chemistry For 200 Which statement best explains why atoms form chemical bonds with other atoms? AA –most atoms are less stable when they combine with other atoms. B B –when atoms collide with other atoms, they bond automatically. CC –atoms are always attracted to other atoms. D D –most atoms are unstable unless they are combined with other atoms.

22. Force For 200 The forces acting on a falling leaf are? AA –air resistance and fluid friction. B B –gravity and fluid friction. CC –gravity and static friction. D D –weight and rolling friction.

23. Force For 300 Spud kicks a door with a force of 100 N, and the door swings open. What is the force exerted on Spud’s foot by the door? AA –10 N, because the door swings open. B B –100 N in the opposite direction. CC – Larger because the door is solid. D D – Doors cannot produce forces.

24. Motion For 300 In order to determine speed, you must know? AA –time B B –distance CC – Both (a) & (b) D D –none of the above

25. Weight & Gravity For 300 Projectile motion is caused by? AA –the downward force of friction. B B –an initial forward velocity. CC –a final vertical velocity. D D –the downward force of gravity & an initial forward velocity.

26. Chemistry For 300 When an atom gains or loses electrons, it has an electrical charge. It is known as? AA –a free radical. B B –an ion. CC –a hydrate. D D –a monoatomic molecule.

27. Force For 300 A force’s mass and ______ can be multiplied to find force applied to an object. AA –speed B B –distance CC –acceleration D D –weight

28. Force For 400 What is the net force acting on a soccer ball if the ball has a mass of 2.0 kg and has an acceleration of 18.9 m/s 2 ? AA –12.6 N B B –0.08 N CC –37.8 N D D –9.45 N

29. Motion For 400 A person walks 1000m everyday for exercise, leaving her front porch at 9:00 a.m. and returning to her front porch at 9:25 a.m. What is the total displacement of her daily walk? AA 1000m B B 0m CC 25 minutes D D none of the above.

30. Weight & Gravity For 400 Four objects were dropped at the same time from the same height. Which object will most likely have the longest drop time? AA –an iron ball B B –an open umbrella CC –a horseshoe magnet D D –a large book

31. Chemistry For 400 In the chemical equation, 2HCl + Ca(OH) 2  CaCl 2 + 2H 2 0, the number of atoms of reactants is? AA – 2 B B – 3 CC – 5 D D – 9

32. Force For 400 “Forces occur in pairs” is another way of stating Newton’s? AA –First Law of Motion B B –Second Law of Motion CC –Third Law of Motion DD– Universal Law of Motion.

33. Force For 500 As the mass of an object is increased, what happens to its inertia? AA –It increases. B B –It decreases. CC –It stays the same. D D –Inertia & mass are not related in any way.

34. Motion For 500 Spin a raw egg on the table, stop it with your hand, and remove your hand quickly. The egg will begin to spin again with no help at all describes Newton’s? AA –First Law of Motion B B –Second Law of Motion CC –Third Law of Motion D D –Universal Law of Motion

35. Weight & Gravity For 500 Without any air resistance, a golf ball falls into a well, its acceleration due to gravity? AA –remains constant. B B –increases. CC –decreases. D D –changes.

36. Chemistry For 500 Mg atom becomes an ion, Mg+2, when it? AA –gains 2 electrons. B B –loses 2 electrons. CC –gains 2 protons. D D –loses 2 protons.

37. Force For 500 There are 3 objects, a golf ball, a tennis ball, and a bowling ball. Which of these will accelerate faster towards Earth? Assuming that air friction is not counted for. AA –the golf ball. B B –the tennis ball. CC –the bowling ball. D D –all the same.