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PLTW Vocabulary L2
| Term | Definition |
|---|---|
| Two-dimensional object | Having the dimensions height and width |
| Cartesian graph paper | Square graph paper |
| Three-dimensional object | Having the dimensions of height, width, and depth |
| Measurement Conventions | Standard rules about measurements that support readability and understanding in different specialties like engineering. |
| Multiveiw graph paper | Contains 4 sections - the top right section is isometric paper The other 3 sections are Cartesian paper showing the top front and right side views. |
| Hidden Lines | A series of dashes lines to show a hidden details on a multiveiw sketch. |
| Isometric graph paper | Graph paper with a 30 degree angle from the horizontal base - helps to create accurate 3D drawings. |
| Multiveiw Sketch | A sketch, typically including the top, front, and right primary views of an object (multiple views) that are drawn using 2D pictures of 3D objects. An Isometric sketch of the object is often included. |
| Orthographic Projections | Is a drawing in which a three dimensional object is represented in two dimensions. This is done making viewed from different angles. |