1. Chapter 10 Clickers Static Fluids Prepared by Dedra Demaree, Georgetown University © 2014 Pearson Education, Inc.

2. Voting question Using Table 10.1, rank the following liquids in the order that they will settle (starting from the liquid that will be on the bottom) if placed in the same container: acetone, seawater, gasoline, and mercury. a)Gasoline, acetone, seawater, mercury b)Mercury, gasoline, acetone, seawater c)Acetone, seawater, gasoline, mercury d)Mercury, gasoline, seawater, acetone © 2014 Pearson Education, Inc.

3. Voting question Using Table 10.1, rank the following liquids in the order that they will settle (starting from the liquid that will be on the bottom) if placed in the same container: acetone, seawater, gasoline, and mercury. a)Gasoline, acetone, seawater, mercury b)Mercury, gasoline, acetone, seawater c)Acetone, seawater, gasoline, mercury d)Mercury, gasoline, seawater, acetone © 2014 Pearson Education, Inc.

4. Voting question The density of a 1-kg block of aluminum is 2700 kg/m 3. What is the density of a 4-kg block of aluminum? a)1350 kg/m 3 b)2700 kg/m 3 c)5400 kg/m 3 d)10,800 kg/m 3 © 2014 Pearson Education, Inc.

5. Voting question The density of a 1-kg block of aluminum is 2700 kg/m 3. What is the density of a 4-kg block of aluminum? a)1350 kg/m 3 b)2700 kg/m 3 c)5400 kg/m 3 d)10,800 kg/m 3 © 2014 Pearson Education, Inc.

6. Voting question The density of aluminum is 2700 kg/m3. What is the mass of a block of aluminum that has a volume of 4 m 3 ? a)1350 kg b)2700 kg c)5400 kg d)10,800 kg © 2014 Pearson Education, Inc.

7. Voting question The density of aluminum is 2700 kg/m3. What is the mass of a block of aluminum that has a volume of 4 m 3 ? a)1350 kg b)2700 kg c)5400 kg d)10,800 kg © 2014 Pearson Education, Inc.

8. Voting question Which of the following devices often make use of a hydraulic press? a)Car lifts b)Dentist chairs c)Automobile brakes d)All of the above © 2014 Pearson Education, Inc.

9. Voting question Which of the following devices often make use of a hydraulic press? a)Car lifts b)Dentist chairs c)Automobile brakes d)All of the above © 2014 Pearson Education, Inc.

10. Voting question For the hydraulic lift shown, if the force on piston 1 is 100 N, and A 2 is 100 times larger than A 1, then how much force does piston 2 exert? a)1 N b)100 N c)1000 N d)10,000 N © 2014 Pearson Education, Inc.

11. Voting question For the hydraulic lift shown, if the force on piston 1 is 100 N, and A 2 is 100 times larger than A 1, then how much force does piston 2 exert? a)1 N b)100 N c)1000 N d)10,000 N © 2014 Pearson Education, Inc.

12. Voting question What is the change in water pressure as you descend 1 m deeper into water? The density of water is 1000 kg/m 3. a)–10,000 N/m 2 b)–1000 N/m 2 c)1000 N/m 2 d)10,000 N/m 2 © 2014 Pearson Education, Inc.

13. Voting question What is the change in water pressure as you descend 1 m deeper into water? The density of water is 1000 kg/m 3. a)–10,000 N/m 2 b)–1000 N/m 2 c)1000 N/m 2 d)10,000 N/m 2 © 2014 Pearson Education, Inc.

14. Voting question Suppose the air pressure in a diving bell is 3.0 atm. How high is the water in the bell and how deep is the bottom of the bell? a)The water is 2.0 m high in the bell and the bottom is 12 m below the water surface. b)The water is 2.7 m high in the bell and the bottom is 23 m below the water surface. c)The water is 3 m high in the bell and the bottom is 36 m below the water surface. d)Not enough information is given to solve this problem. © 2014 Pearson Education, Inc.

15. Voting question Suppose the air pressure in a diving bell is 3.0 atm. How high is the water in the bell and how deep is the bottom of the bell? a)The water is 2.0 m high in the bell and the bottom is 12 m below the water surface. b)The water is 2.7 m high in the bell and the bottom is 23 m below the water surface. c)The water is 3 m high in the bell and the bottom is 36 m below the water surface. d)Not enough information is given to solve this problem. © 2014 Pearson Education, Inc.

16. Voting question If a block with a volume of 1 m 3 is submerged in water (ρ = 1000 kg/m 3 ), what will be the total upward buoyant force on it? a)100 N b)1000 N c)10,000 N d)We cannot determine this without knowing the density of the block. © 2014 Pearson Education, Inc.

17. Voting question If a block with a volume of 1 m 3 is submerged in water (ρ = 1000 kg/m 3 ), what will be the total upward buoyant force on it? a)100 N b)1000 N c)10,000 N d)We cannot determine this without knowing the density of the block. © 2014 Pearson Education, Inc.

18. Additional voting question If two small holes are punched at the same level in a full bottle of water, the water will: a)Exit both holes with the same speed. b)Exit both holes with the same angle. c)Exit both holes with the same pressure. d)All of the above. © 2014 Pearson Education, Inc.

19. Additional voting question If two small holes are punched at the same level in a full bottle of water, the water will: a)Exit both holes with the same speed. b)Exit both holes with the same angle. c)Exit both holes with the same pressure. d)All of the above © 2014 Pearson Education, Inc.

20. Additional voting question Two small holes are punched in a full bottle of water. Hole 1 is higher than hole 2. The water out of hole 2 will: a)Exit more slowly than the water out of hole 1. b)Exit at the same speed as the water out of hole 1. c)Exit more rapidly than the water out of hole 1. d)Not enough information is given to determine the answer to this question. © 2014 Pearson Education, Inc.

21. Additional voting question Two small holes are punched in a full bottle of water. Hole 1 is higher than hole 2. The water out of hole 2 will: a)Exit more slowly than the water out of hole 1. b)Exit at the same speed as the water out of hole 1. c)Exit more rapidly than the water out of hole 1. d)Not enough information is given to determine the answer to this question. © 2014 Pearson Education, Inc.

22. Additional voting question The buoyant force is directly proportional to: a)The mass of the fluid. b)The surface area of the object. c)The acceleration of gravity. d)None of the above. © 2014 Pearson Education, Inc.

23. Additional voting question The buoyant force is directly proportional to: a)The mass of the fluid. b)The surface area of the object. c)The acceleration of gravity. d)None of the above. © 2014 Pearson Education, Inc.

24. Additional voting question If an object's density is less than the fluid's density, then: a)The object will sink. b)The object may either sink or float. c)The object will float. d)It depends on the shape of the object. © 2014 Pearson Education, Inc.

25. Additional voting question If an object's density is less than the fluid's density, then: a)The object will sink. b)The object may either sink or float. c)The object will float. d)It depends on the shape of the object. © 2014 Pearson Education, Inc.

26. Additional voting question If an object's density is greater than the fluid's density, then: a)The object will sink. b)The object may either sink or float. c)The object will float. d)It depends on the shape of the object. © 2014 Pearson Education, Inc.

27. Additional voting question If an object's density is greater than the fluid's density, then: a)The object will sink. b)The object may either sink or float. c)The object will float. d)It depends on the shape of the object. © 2014 Pearson Education, Inc.