Structures

Structures

1. Why we use it?

   • We use the Structures to mantein their shape and not to break when the forces and loads act on them
     • But, what are forces and loads?
       • Forces: is anything that can deform a body called static effect, and move or stop it called dynamic effect
       • Simply, is a force that acts on a structure
       • Types of loads
         • There are 2 types of loads
           • Fixed loads , they are constant and they dont vary over the time. A example: the structure`s weight
           • Variable loads, they vary over the time, like the weight of a bridge when the people going across it

2. All physical bodies or objects have a structure.

3. Indentifyng a structure can be

   • A structure can be easily to indentify like the bones of vertebras
   • A Structure can be hard to identify because the whole object is the structure

4. The strucutures can be

   • Made by nature
     • They are made by a natural process some examples are the shell of a crab
   • Made by human
     • They are made by humans to satisfacy his needs like the buildings, bridges, skyscrapers and so on

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