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To help you review, try these sites:

http://www.school-for-champions.com/science/fluidpressure.htm: This has a good, concise review of Chapter 14 concepts. Read it carefully.

http://www.school-for-champions.com/science/fluidapplications.htm: this part of the above site gives you details on hydraulics (and a short mini-quiz at the very bottom of the page)

http://science.howstuffworks.com/hydraulic1.htm: interesting info and an animation on hydraulic devices

Section 14.1

  1. What causes fluid pressure?
  2. How do fluids exert forces?
  3. Why do differences in fluid pressure cause particles to move?
  4. Calculations involving the formula P =force/area

Section 14.2

  1. How do hydraulic devices operate? What is the main principle?
  2. Explain the “elephant” picture
  3. Give examples of hydraulic devices

Section 14.3

  1. Explain how pressure varies in a fluid with depth / altitude

Section 14.4

  1. Define buoyancy, buoyant force
  2. Explain Archimedes’ Principle
  3. Calculate density (A review from Ch. 1!) and use density to determine if something can sink or float.

Section 14.5

  1. Define Bernoulli’s Principle
  2. List, explain examples of Bernoulli’s Principle

Labs/Demos

  1. Egg in Bottle
  2. Bernouilli’s Lab

Chapter 15 Test Guide

A fun look at simple and compound machines!
Work and power

Section 15.1

  1. Define Energy
  2. Define Work
  3. What units are used for Work in the SI (Systeme Internacional)?
  4. Solve problems using formula W = FD

Section 15.2

  1. Define Power
  2. What units are used in SI system for power?
  3. Solve problems using formula

Section 15.3

  1. How do machines affect the amount of work you must do to get a job done?
  2. What is effort force? Resistance force?
  3. Define Mechanical Advantage and Efficiency and explain how they relate to machines

Section 15.4

  1. Define and give examples of the 6 simple machines
  2. Levers—explain the difference between 1st, 2nd and 3rd class levers and give examples of each
  3. Pulleys—what function does a fixed pulley serve?
    How do moveable pulleys multiply effort force?
  4. Define and give an example of a compound machin