Jeopardy Fluid Properties Pressure Archimedes Principle Pascals Principle

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Jeopardy Fluid Properties Pressure Archimedes’ Principle Pascal’s Principle Bernoulli’s Principle $100 $100 $200 $200

Jeopardy Fluid Properties Pressure Archimedes’ Principle Pascal’s Principle Bernoulli’s Principle $100 $100 $200 $200 $300 $300 $400 $400 $500 $500 Final Jeopardy

1 - $100 n This is a liquid or a gas. n What is

1 - $100 n This is a liquid or a gas. n What is a fluid?

1 - $200 n The quantity of matter contained in a unit volume of

1 - $200 n The quantity of matter contained in a unit volume of the substance. n What is density?

1 - $300 n The property of a fluid due to the cohesion and

1 - $300 n The property of a fluid due to the cohesion and interaction between molecules / it’s resistance to flow. n What is viscosity?

1 - $400 (Actually $? ? ? ) n This is primarily caused by

1 - $400 (Actually $? ? ? ) n This is primarily caused by the friction between fluid particles due to their viscosity. n What is shear stress?

1 - $500 n Fluids that change their viscosity of flow behavior under stress.

1 - $500 n Fluids that change their viscosity of flow behavior under stress. n What is a non-newtonian fluid?

2 - $100 n The force per unit area of a fluid. n What

2 - $100 n The force per unit area of a fluid. n What is pressure?

2 - $200 n n The mathematical equation for pressure that deals with depth.

2 - $200 n n The mathematical equation for pressure that deals with depth. What is P = weight density x depth?

2 - $300 n The three things that affect the pressure of a fluid.

2 - $300 n The three things that affect the pressure of a fluid. n What is the density of the fluid, the depth of the fluid, and gravity?

2 - $400 n This is the unit that pressure is measured in. n

2 - $400 n This is the unit that pressure is measured in. n What is N/m 2 or Pascals (depending on equation used)?

2 - $500 n The mathematical equation shows the relationship between the pressure and

2 - $500 n The mathematical equation shows the relationship between the pressure and the temperature of the fluid also known as the Ideal Gas Law. n What is PV=n. RT?

3 - $100 n This is the upward force that is exerted on fluids.

3 - $100 n This is the upward force that is exerted on fluids. n What is buoyant force?

3 - $200 n An immersed object is buoyed up by a force equal

3 - $200 n An immersed object is buoyed up by a force equal to the weight of the fluid it displaced. n What is Archimedes’ Principle?

3 - $300 n The word Archimedes shouted when he figured out his principle.

3 - $300 n The word Archimedes shouted when he figured out his principle. n What is Eureka!?

3 - $400 n When the weight of the object is greater than the

3 - $400 n When the weight of the object is greater than the buoyant force acting on it. n What is sinking?

3 - $500 n A stone is thrown into a deep lake. As it

3 - $500 n A stone is thrown into a deep lake. As it sinks deeper and deeper into the water, does the buoyant force on it increase, decrease, or remain unchanged. n What is remain unchanged?

4 - $100 n A change in pressure at any point in an enclosed

4 - $100 n A change in pressure at any point in an enclosed fluid at rest is transmitted without loss, to all points in the fluid. n What is Pascal’s Principle?

4 - $200 n This remains balanced throughout the fluid. n What is pressure?

4 - $200 n This remains balanced throughout the fluid. n What is pressure?

4 - $300 n The main technology that uses Pascal’s Principle. n What is

4 - $300 n The main technology that uses Pascal’s Principle. n What is a hydraulic press?

4 - $400 n A hydraulic arrangement consists of a waterfilled U-tube that is

4 - $400 n A hydraulic arrangement consists of a waterfilled U-tube that is wider on one end than on the other. Pistons are fitted in both ends. To multiply an input force, the input end should be the one having the smaller _____. n What is a diameter (area)?

4 - $500 n A hydraulic press multiplies a force by 100. This multiplication

4 - $500 n A hydraulic press multiplies a force by 100. This multiplication is done at the expense of n What is the distance through which the force acts?

5 - $100 n The pressure of a fluids flowing horizontally decreases as the

5 - $100 n The pressure of a fluids flowing horizontally decreases as the speed of the fluid increases. n What is Bernoulli’s principle?

5 - $200 (Actually $? ? ? ) n The mathematical equation for Bernoulli’s

5 - $200 (Actually $? ? ? ) n The mathematical equation for Bernoulli’s Principle. n What is:

5 - $300 n When the speed of the air is greater on top

5 - $300 n When the speed of the air is greater on top causing less air pressure than on the bottom. n What is airfoil?

5 - $400 n The force upward that is caused by airfoiling? n What

5 - $400 n The force upward that is caused by airfoiling? n What is lift?

5 - $500 n This is the part on for instance a racecar that

5 - $500 n This is the part on for instance a racecar that causes the pressure on top to be greater than on the bottom. n What is a spoiler?

Final Jeopardy n n What is 460 N/m 2? Calculate the pressure produced by

Final Jeopardy n n What is 460 N/m 2? Calculate the pressure produced by a force of 2300 N acting on an area of 5. 0 m 2.

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