1. Bell Ringer
What is the only principle that deals with buoyancy?
_______ is an upward force on a submerged object.
______ is mass divided by volume.
What can we use to help us remember #3?
The system that uses fluids is called the ___________ System.

2. Dailymotion - Heaviest concrete block break on a bed of nails - a Film & TV video
Hooked on Science - Bed of Nails

3. HowStuffWorks Videos "How Hot Air Balloons Work"

4. Chapter 11 Review Game

5. The tool that measures pressure

6. The rule that says that the buoyant force on an object is equal to the weight of the fluid the object displaces

7. The upward force exerted by a fluid on a submerged object

8. An upward force

9. Mass divided by volume

10. If I press on a bottle (confined fluid) and the pressure exerted is equal in all directions, what principle am I showing?

11. A material that moves easily

12. The rule that a stream of fast-moving fluid exerts less pressure than the surrounding fluid

13. The SI Unit for Pressure

14. An airplane flying is an example of this law

15. A system that multiplies force by transmitting pressure from a small surface area through a confined fluid to a larger surface area

16. Force divided by area

17. Give 3 examples of a fluid

18. Hydraulic lifts are examples of which principle?

19. 1 Pascal = 1 ____

20. Where is pressure on earth the greatest?

21. Where is pressure on earth the least?

22. Hydraulic systems multiply ______

23. Explain how an airplane flying is an example of Bernoulli’s law.

24. If the density of an object is less than 1 g/mL, it will _____ in water.

25. If the density of an object is greater than 1 g/mL, it will _____ in water.

26. The rule that says when a force is applied to a confined fluid, the increase in pressure is transmitted EQUALLY to all parts of the fluid

27. How is pressure related to altitude?

28. What is the unit for density in solids?
In liquids?

29. A force of 55 Newtons is exerted on a surface that has an area of 11 m2. What is the pressure on that area?

30. A substance has a mass of 60 grams and a volume of 20 cm3, what is its density?

31. Chapter 11 Review
p #1-22