ASSIGNMENT 3 Textbook Assignment:    "Principles of Flight," chapter 3, pages 3-1 through 3-7. 3-1. The study of the forces that enable an aircraft to fly is referred to by what term? 1. Thermodynamics 2. Aerodynamics 3. Hydrodynamics 4. General dynamics 3-2. Which of the following is a definition of mo- tion? 1. The  act  or  process  of  changing  place  or position 2. The act or process of achieving inertia 3. The overcoming of force 4. The resistance to force 3-3. Which of the following terms refers to New- ton's first law of motion? 1. Force 2. Action and reaction 3. Inertia 4. Gravity 3-4. Thrust must overcome inertia before an aircraft can  fly.    This  is  an  example  of  which  of  the following laws of motion? 1. Newton's first law 2. Newton's second law 3. Newton's third law 3-5. Newton's law of inertia applies to bodies that are affected in which of the following ways? 1. Those that are at rest only 2. Those   moving   in   a   straight   line   at   a uniform speed only 3. Those  at  rest  and  moving  at  a  uniform speed in a straight line 4. The willingness of an object to remain at rest or continue in motion 3-6. What law of motion is the "force" law? 1. Newton's first law 2. Newton's second law 3. Newton's third law 3-7. The fact that "for every action there is an equal and opposite reaction" is discussed in which of Newton's laws of motion? 1. First 2. Second 3. Third IN     ANSWERING     QUESTIONS     3-8     AND     3-9, REFER TO FIGURE 3-2(B) IN THE TEXT. 3-8. At what location is the area of least pressure? 1. To  the  left  of  the  airfoil 2. To  the  right  of  the  airfoil 3. Beneath  the  airfoil 4. Over the airfoil 3-9. At what location is the area of increased flow? 1. Over the airfoil 2. Under the airfoil 3. To the left of the airfoil 4. To the right of the airfoil 3-10. According to Bernoulli's principle, what happens  to  the  speed  and  pressure  of  a  fluid flowing through a tube when the fluid reaches a constriction? 1. The  speed  and  pressure  of  the  fluid  in- creases 2. The  speed  and  pressure  of  the  fluid  de- creases 3. The speed decreases and the pressure in- creases 4. The speed increases and the pressure de- creases 3-11. Which of the following components are clas- sified as airfoils? 1. The wings of an aircraft 2. The rotor blades of a helicopter 3. The   propeller   blades of a turboprop air- craft 4. All of the above 3-12. What is the front edge or surface of an airfoil? 1. Chamber 2. Chord line 3. Leading edge 4. Trailing edge 3-9