STRUCTURES

STRUCTURES

1. Structure :is a collection of elements arranged in an optimum way to support a body or an object.

   • Structure of an Object: is the orderly distribution of its essentials parts. This is what gives the object it shape.
     • Mass sturctures: solid, heavy and sturdy.
     • Frame structures: formed by colums and beams.
     • Truss structures: composed of bars that form triangles.
     • Suspended structures: held in place by cables and suspended attatched to sturdy supports.

2. Force: is an influence that can deform a body.

3. Stresses: physical demands taht a body must withstand.

   • Compression
   • Tension
   • Bending
   • Torsion
   • Shear

4. Strenght: ability to withstand external forces without breaking.

5. Strong structures

   • Rigidity: it doesn't change shape when a force is applied to it.
   • Equilibrium : when its structure remains stationary. There are two types:
     • Stable
     • Unstable
   • Stability: it doesn't move when a force is applied to it.