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Definition
| a beam bridge that is reinforced with triangles |
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Term
| What type of structural SHAPE is the strongest? |
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Definition
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| The WEAKEST part of MOST bridges... |
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Definition
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Definition
| this is the simplest type of bridge (a beam that goes straight across with supports underneath) |
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Definition
| a beam bridge suspended on cables. The cables cause TENSION that balance the COMPRESSION |
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Term
| What kind of stress are the TOWERS of a suspension bridge under? |
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Definition
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Term
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Definition
| a force that pulls on two sides of an object |
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Term
| What do we know about the forces acting on a bridge? |
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Definition
| They must ALL be BALANCED |
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Term
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Definition
| a very important structure used in the suspension bridges - the force that holds the briges up is from the GROUND |
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Term
| What are the two forces that act on a suspension bridge? |
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Definition
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Term
What type of bridge can stay up through severe weather such as hurricaines, storms, and earthquakes?
How? |
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Definition
Suspension Bridges
Becuase Suspension bridges balance the forces of tension and compression
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Term
| Name two examples of famous suspension bridges: |
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Definition
Golden Gate Bridge in San Francisco
Brooklyn Bridge in NYC |
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Term
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Definition
| similar to a suspension b |
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