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topic 6&7
Random/ Final Jeopardy is 500 question
100
A moving force acting on a structure.
What is a live load?
100
stresses such as pushes or pulls that can change its shape or size.
What is a force?
100
Movement between two surfaces that rub together.
What is friction?
100
what kind of structure are less likely to tip over.
What is stable structure
100
The forces are created in the inside of the material on an object acting on it from the outside?
What is Stress
200
A permanent force acting on a structure.
What is a dead load?
200
A device that can change the amount of force needed to move an object.
What is lever?
200
What is wider to the wall to spread the weight over a larger area.
What is footings
200
a large cylindrical structure used to carry the weight of the structure to a solid foundation material?
What is pilings.
200
How is a force meter measured by:
What is newtons
300
the term for a force acting on a structure from the oustide.
What is external force?
300
A loss of strength in something made of metal that could cause it to break.
What is metal fatigue?
300
daily double 200 A horizontal board or spun supported by a very strong column in one end.
What is cantilever
300
What is the central stone of arch?
What is keystone
300
what type of structure is a beaver dam
What is shell structure.
400
A force that stretches materials by pulling both ends apart.
What is tension?
400
three ways that materials can fail.
What is shear, bend/buckle,torsion?
400
what is the difference between newton and mass?
What is newton is measured in space and mass is measured in the earth.
400
the point within something at which gravity can be considered to act?
What is centre of gravity
400
What three methods help structures withstand forces?
What is distribute the load evenly direct the forces along angled components shape the parts for the forces they are likely to face
500
Tension, compression, shear, torsion, bending are known as.
What is internal forces?
500
a structure that is most likely to be damaged when its parts act as levers and create very strong forces.
What is a frame structure?
500
A device, used to provide stability or maintain a fixed orientation?
What is gyroscopes
500
The lowest load-bearing part of a building, typically below ground level?
What is foundation
500
Final Jeopardy Where must the center of gravity be in order for the structure to be stable?
What is The force of gravity acts on all parts of the structure.