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- 1. Multiple ChoiceAn object that provides support is called ________.a structurea designthe basesupportive
- 2. Multiple ChoiceThe strongest structural shape is _________.rectangulararchedsquaretriangular
- 3. Multiple ChoiceThe function of a structure refers to ___________.its overall designits use or purposehow it is builtthe technological requirements
- 4. Multiple ChoiceThe caps of most mushrooms are hollow. What kind of structure would they be classified as?Shell structureSolid structureFrame structureWhole structure
- 5. Multiple ChoiceIn a structure, the function of a beam is to ____________.provide strength and distribute the force of the loadprovide an interesting look or texturedistribute force from the load to the groundjoin two materials together without the use of glue
- 6. Multiple ChoiceWhat makes igloos strong?They are natural structures.The igloo is a mass structure.The coldness makes everything stay in a solid state.The forces acting on the igloo are distributed equally in all directions.
- 7. Multiple ChoiceThe species of mushroom commonly known as Morel is found in the Albertan aspen forests near sources of nitrogen. The centre of the mushroom is solid. As such, it should be classified as a _____________.Shell structureSolid structureFrame structureWhole structure
- 8. Multiple ChoiceIn hot dry climates, homes are traditionally constructed of ___________.sun-baked brick, clay or mudbamboolong grasses woven togetherlong poles and canvas covers
- 9. Multiple ChoiceCharacteristics which are important in structures are ___________.function, design, aestheticsform, function, and designseasonal demands and functionsclimate, aesthetics and design
- 10. Multiple ChoiceTwo essential characteristics of effective structures are _____________.to stay warm and dryto remain stable and be mobileto provide protection and remain stableto provide protection and security
- 11. Multiple ChoiceYou friend steals your paper and pretends to rip it but doesn't not apply enough force to successfully do so. The paper as exhibited ___________.tensile strengthcompressive strengthshear strengthtorsion strength
- 12. Multiple ChoiceThe bigger a force's magnitude ____________.the stronger it is and the more effect it will have on a structurethe more individuals needed to carry out the movementthe less resistance is necessary to increase the frictionthe further away you need to stand when applying pressure
- 13. Multiple ChoiceThe amount of matter in an object is referred to as its _____________.gramsweightforcemass
- 14. Multiple ChoiceThe term "load" refers to _______________.an external force on a structurea balanced arrangement of massthe necessary resistance of a structurea realistic design of a structure's forces
- 15. Multiple ChoiceThe weight of the equipment of a bus ( including all the parts) is called the _____________.human factorriding massdead loadlive load
- 16. Multiple ChoiceA static load is also called a ____________.live loaddeal loadresistant loadmoving load
- 17. Multiple ChoiceThe weight of a structure and the non-moving load is supports is called ___________.a dynamic loada mass loada static loada load weight
- 18. Multiple ChoiceAn external force that moves or changes with time is known as _______.a static loada gravitational loadstructural variancea dynamic load
- 19. Multiple ChoiceThe most common types of bridges are _________.beam, truss, arch, suspensionbeam, arch, suspension, supportsuspension, arch, truss, railwaytruss, arch cable, suspension
- 20. Multiple ChoiceEngineers use which two conditions to decide what type of bridge is best suited for a situation?the kinds of loads and types of vehiclesif the bridge is crossing land or water and the materials for the designthe kinds of loads and whether the bridge is crossing land or waterthe types of vehicle weight and materials for construction
- 21. Multiple ChoiceAn internal force is one where ____________.on part of a structure exerts force on another part of the same structure.one part of a structure absorbs force form outside the structurethe inside of the structure combines with the overall force of the structurethe external forces exert pressure on the internal supports of the structure
- 22. Multiple ChoiceThree internal forces that are classified by the direction in which they act are ____________.compression, tension, and exertiontension, compression, and shearshear, exertion, and stresscurvature, twisting, and bending
- 23. Multiple ChoiceA Christmas ornament hangs on the tree with a piece of string. To prevent the string from snapping, it must have __________.tensile strengthcompression strengthshear strengthtorsion strength
- 24. Multiple Choice
You see a crane carrying a load of supplies at a construction site. The rope holding the supplies to the crane is experiencing _____________.sheartensionbuckletorsion - 25. Multiple ChoiceComplementary forces are those in which __________________.bending occurs after the structure is immobilemobility is hampered by inconsistent movementdifferent forces act on a structure at the same timea quick succession of movements follow repeatedly
- 26. Multiple ChoiceUnder which soil conditions would the use of pilings not be needed?sandgravelbedrockwaterlogged soil
- 27. Multiple ChoiceStructural stress can occur when ___________.a combination of internal and external forces weaken a structurethere is repeated abnormal use of the structurea structure can no longer stand up to the forces acting upon itthe design is not structurally proven
- 28. Multiple ChoiceWhy are you more likely to fall over if you stand with only one foot on the ground rather than with two feet on the ground?a. With only one foot on the ground, your alignment is offb. With only one foot on the ground, your leg lacks tensile strengthc. With two feet on the ground, your mass is distributed over more aread. With two feet on the ground, your center of gravity is closer to the ground
- 29. Multiple ChoiceWeebles are impossible to tip over because they have _____________.a. a high center of gravityb. a low center of gravityc. no center of gravityd. no gravitational pull
- 30. Multiple ChoiceThe term deformation refers to _____________.a. the ability of a material to bend under force without breakingb. the change of shape in a structure because the material is unable to resist the load acting on itc. the drag or resistance felt when a load is placed on a moveable structured. the change of shape in a structure when the material absorbs the force acting upon it
- 31. Multiple ChoiceThe force that results when the surface of one object moves against the surface of another is referred to as _____________.resistancegravitystressfriction
- 32. Multiple ChoiceTh MOST common type of joining use in modern construction is _________.a. nails, screws, rivetsb. interlocking piecesc. frictional massd. staples and glue
- 33. Multiple ChoiceThe muscles in your body are made of semi-solid tissue that functions by _____________.a. contracting and relaxingb. lengthening and contractingc. shortening and extendingd. supporting and relaxing
- 34. Multiple ChoiceStructural safety is affected by environmental factors such as ___________.a. soil stability, material failure, overcrowdingb. climate, building components, terrainc. earthquakes, hurricanes, tornadosd. terrain, climatic conditions, earthquake risk
- 35. Multiple ChoiceThe process of forming a material into wave-like ridges or folds is known as ____________.corrugationlaminationreinforcingalternation
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