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Drawing and CAD
7th Grade Technolgy Mr. Rice
Term | Definition |
---|---|
STEM | Science, Technology, Engineering, Math |
CAD | Computer-Aided design |
The Triangle | is the tool that is drawn against when making vertical (up and down) lines |
T-Square | allows you to draw horizontal (sideways) lines on your paper |
If you are Right Handed | The head of the T-square would be put on the left side of the drawing board. |
If you are Left Handed | The head of the T-square would be put on the right side of the drawing board |
Title Block | The area containing important information about the drawing |
Lettering | Is the word engineers use for the word "printing" |
Dashed (broken line) | This is the line used to show bards of the drawing that can't be seen; also known as the "Hidden Line" |
Dimensions Line | This is the line that contains the measurements on a drawing |
Guide Lines | are the light lines that allow one to properly letter in uniform fashion |
Multi-view Drawings | Another name for this is working drawings and orthographic projections. |
French Curve | is used in drawing irregular (uneven) arcs, bends, and radii. |
Circle Template | makes round shapes |
Design | another name for the project drawing, plans, or blueprint |
Modeling | is using replicas, drawings, or computers to represent an object |
Small Scale Model | is the least expensive representation of an object to build |
Prototype | is a full scale model and is the most expensive representation of an object to build |
Prototypes | are built before an item like an automobile is mass produced. |
Co2 Cartridge | provides the thrust(power) for your care to go fast. Drag and friction will slow your car. |
Streamlining | (changing the shape by rounding) a car to reduce air pressure improves the aerodynamics |
Engineering | is the application of science, math, and technology |