Science: Forces Acting On Structures
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16 Terms
Define Compression
Squeezed or pushed down
Define Tension
Pulled apart
Define Torsion
Twisted
Define Shear
Opposite forces
Define Dead Load
Weight of the structure itself
Define Live Load
Moving or changing force
Define Strong Materials
Diamond, steel, titanium
Derfine Flexible Materials
Rubber, plastic etc.
What are internal forces?
Tension, torsion, compression
What are external forces?
Push or pull factors
Define a natural disaster
A natural disaster is a disaster caused by natural forces. For example a tsunami or tornado
Define what a truss is
A truss is a frame that is used to construct structures
What is compression?
Compression is when a structure is being pushed or compressed.
What is tension?
Tension is when a structure is being pulled apart.
What is an external force? Give an example.