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CHAPTER 3 REVIEW
What are the 7 steps of Engineering Design Process ?
1. Define the problem
2. Research the problem
3. Develop possible solutions
4. Choose the best solution
5. Create a prototype
6. Test and evaluate
7. Communicate
8. Redesign
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CHAPTER 4
BEYOND WORDS
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CAD
Computer-Aided Design, computer programs that allow engineers to create precise drawings of their design ideas.
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SolidWorks
Software program that allow engineers to construct a model in three-dimensional.
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ORTHOGRAPHIC DRAWING
Two-dimensional representation of a 3-D object using views of each side of object.
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OBLIQUE DRAWING
Front side of the object appears flat in the picture plane and the side and top of the object are a 45-degree angle to the horizontal lines of the front side.
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VANISHING POINT
The parallel lines appear to converge on an imaginary point on the horizon is call the vanishing point.
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PERSPECTIVE DRAWING
The lines of the object that move away from the viewer converge on an imaginary point
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ISOMETRIC DRAWING
All vertical lines are drawn vertically, but all horizontal lines are drawn at 30 degree to the horizontal.
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SCALE
Ratio of the size of an object in a drawing to the size of the object in real life.
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METRIC SYSTEM
System of measurements in which all of the units are based on multiples of ten.
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