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1. 100 N, 2. 200 N, or 3. Zero? Does the scale read:

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Presentation on theme: "1. 100 N, 2. 200 N, or 3. Zero? Does the scale read:"— Presentation transcript:

1 N, N, or 3. Zero? Does the scale read:

2 N, N, or 3. Zero?

3 Arnold Strongman and Suzie Small pull on opposite ends of a rope in a tug of war. The greater force exerted on the rope is by 1. Arnold. 2. Suzie. 3. Neither. The force is the same.

4 1. Arnold. 2. Suzie. 3. Neither. The force is the same. Arnold Strongman and Suzie Small pull on opposite ends of a rope in a tug of war. The greater force exerted on the rope is by

5 Two identical rubber bands connect masses A and B to a string over a frictionless pulley of negligible mass. The amount of stretch is greater in the band that connects 1. A. 2. B. 3. Both the same.

6 1. A. 2. B. 3. Both the same. Two identical rubber bands connect masses A and B to a string over a frictionless pulley of negligible mass. The amount of stretch is greater in the band that connects

7 Suppose a cannon is propped against a massive tree to reduce recoil when it fires. Then the range of the cannonball will be 1. increased. 2. decreased. 3. unchanged.

8 1. increased. 2. decreased. 3. unchanged. Suppose a cannon is propped against a massive tree to reduce recoil when it fires. Then the range of the cannonball will be

9 Motorboats cross a river pointing in the three directions shown. The boats all have the same speed relative to the water, and all experience the same water flow. Which boat takes the shortest path to the opposite shore? 1. a 2. b 3. c

10 Which boat takes the shortest path to the opposite shore? Motorboats cross a river pointing in the three directions shown. The boats all have the same speed relative to the water, and all experience the same water flow. 1. a 2. b 3. c

11 Which boat reaches the opposite shore first? 1. a 2. b 3. c Motorboats cross a river pointing in the three directions shown. The boats all have the same speed relative to the water, and all experience the same water flow.

12 Which boat reaches the opposite shore first? Motorboats cross a river pointing in the three directions shown. The boats all have the same speed relative to the water, and all experience the same water flow. 1. a 2. b 3. c

13 Motorboats cross a river pointing in the three directions shown. The boats all have the same speed relative to the water, and all experience the same water flow. Which boat provides the fastest ride? 1. a 2. b 3. c

14 Which boat provides the fastest ride? Motorboats cross a river pointing in the three directions shown. The boats all have the same speed relative to the water, and all experience the same water flow. 1. a 2. b 3. c

15 Nellie Newton hangs motionless by one hand from a clothesline as shownwhich is on the verge of breaking. Which side of the line is most likely to break? 1. Left side 2. Right side 3. 50/50 chance of either side breaking

16 1. Left side 2. Right side 3. 50/50 chance of either side breaking Nellie Newton hangs motionless by one hand from a clothesline as shownwhich is on the verge of breaking. Which side of the line is most likely to break?

17 She holds the book stationary against the wall as shown. Friction on the book by the wall acts 1. upward. 2. downward. 3. cant say.

18 1. upward. 2. downward. 3. cant say. She holds the book stationary against the wall as shown. Friction on the book by the wall acts


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