Vocabulary
Anything with a definite size and shape, which serve a definite purpose or function
What is structure?
This can be made by piling up or forming similar materials into a particular shape or design
What is Mass structure?
A force that squeezes or presses something together
What is compression?
The strongest shape
What is a triangle?
Flat bridge that is supported at both ends
What is beam/girder?
A change in a structures shape or component
What is deformation?
This type has a skeleton of very strong materials that supports the structure and most of the inside is empty space
What is frame structure?
What are compression and tension?
The pleasing appearance /effect that an object has due to its design
What is aesthetic?
Strong and lightweight bridge that is made of triangle-shaped frames
What is a Truss bridge?
the correct term for the force of gravity acting on a structure
what is weight?
They keep their shape and support loads, even without a frame, or solid mass material inside
What is a shell structure?
Name three types of forces
What are compression, shear, tension, torsion, and bending?
The place where two or more components of a structure are joined
What is a joint?
The two types of loads
What is static and dynamic?
A measure of the amount of matter in material.
What is Mass?
Name two examples of frame structures
What are ladders, snowshoes, spider webs, bicycle, umbrellas, car, drilling rig?
When two or more forces act on the structure at the same time (usually in opposite directions)
What are complementary forces?
The force that is opposite of the applied force
What is friction?
The Golden Gate Bridge is an example of this type of bridge
What is suspension?
The balanced arrangement of an object on the opposite sides of a line/plane air around a centre or axis
What is symmetry?
Name two examples of shell structures
What is igloo, egg, cardboard box, can, cream puffs?
Forces affect a structures stability based on these three things:
What is magnitude, direction and location?
A point within an object or structure about which the weight is evenly distributed
What is centre of gravity?
The wind is this type of load that a bridge must hold
What is dynamic?