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structures
Unit-D Structures and forces grade 7
| Question | Answer |
|---|---|
| complementary forces | Two or more forces acting on a single object at the same time. |
| Dynamic load | moving or changing forces on a load |
| Tension | Force that stretches and pulls apart an object; like pulling on an elastic |
| Compression | force that acts to squeeze or push parts within an object together |
| suspension bridge | bridge having its roadway hung from large cables supported between tall towers. |
| structural stability | the ability of a structure to maintain its position even when its being acted on by forces. |
| aesthetics | the pleasing appearance or effect that an object has because of how it looks |
| performance requirements | condition a structure must have when it is built |
| Truss | framework of beams that form triangles |
| deformation | change of shape in a structure |
| center of gravity | imaginary point in an object where the downward force of gravity acts. |
| beam | flat structure supported at both ends. |
| shear | force that acts to push parts that are in contact with each other apart. |
| load | external force acting on an object |
| mass | amount of matter in an object |
Created by:
ryleski
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