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Week Two
| Term | Definition |
|---|---|
| resources | things we need to get the job done |
| choosing resources | deciding what is most suitable for a particular need based on what is appropriate, available, and affordable |
| material properties | characteristics of a material including mechanical, electrical, thermal, or optical |
| mechanical properties | characteristics of a material when subjected to a force |
| compression | force that squeezes a material |
| tension | force that stretches a material |
| torsion | force that twists a material |
| shear | pair of forces that act on a material in opposite directions |