3. Types of Structures

4. Structures Describing

5. Mass and Forces

6. Forces, Loads and Stresses

7. How Structures Fail

8. Designing With Forces

9. $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 Types of Structures

10. A snowflake is an example of this.

11. What is a structure?

12. This is what pushes and pulls are.

13. What are forces?

14. This type of structure is man-made.

15. What is manufactured?

16. This is the purpose of a structure.

17. What is its function?

18. Mountains are examples of this type of structure.

19. What is a mass or natural structure?

20. This term refers to how “good” something looks.

21. What is aesthetics?

22. Extra strength provides this.

23. What is the margin of safety?

24. Something made from more than one type of material.

25. What are composite materials?

26. This is one of two types of joints.

27. What are mobile or rigid joints?

28. Nails, staples and bolts are examples of these.

29. What are fasteners?

30. Mass.

31. What is the amount of matter in an object?

32. This is the SI unit of force.

33. What is a newton?

34. This device is used to measure weight.

35. What is a spring scale?

36. This shows the strength and direction of a force.

37. What is a force diagram.

38. Weight is measured in this.

39. What is newtons?

40. Deformation

41. What is a change to the shape or size of a structure?

42. This is a permanent load.

43. What is a dead-load?

44. This is a crushing force.

45. What is compression?

46. A twisting force is called this.

47. What is torsion?

48. Scissors use this kind of force.

49. What is shear force?

50. A fulcrum is needed in order for this to work.

51. What is a lever?

52. Car bumpers are designed to do this.

53. What is buckle?

54. This is done to fibres to make them stronger.

55. What is twist?

56. Metal Fatigue.

57. What happens when metals are bent or twisted over and over again?

59. These can cause internal forces within a structure.

60. What are external forces?

61. This shape is used in the structure of roofs.

62. What is triangle?

63. The load of the roof is shared through these.

64. What are vertical supporting posts or studs?

65. This has a keystone in it.

66. What is an arch?

67. This support is found in cardboard.

68. What is corrugation?

69. These use less material than solid beams.

70. What are box, I,T, or L beams?

73. Describing Structures

74. Mass And Forces

75. How Structures Fail

76. Forces, Loads, and Stresses

77. Designing With Forces

78. Stable Structures

79. $200 $400 $600 $800 $1000 $200 $400 $600 $800 $1000 $200 $400 $600 $800 $1000 $200 $400 $600 $800 $1000 $200 $400 $600 $800 $1000 $200 $400 $600 $800 $1000

80. These structures are not made by people.

81. What are natural structures?

82. These structures use a thin, carefully shaped outer layer for strength.

83. What are domes?

84. A turtle has this type of structure.

85. What is a shell?

86. Airplanes are this type of structure.

87. What is a frame structure?

88. This pattern makes brick walls stronger.

89. What is a running bond?

90. TetraPaks are examples of this type of material.

91. What is a layered material?

92. Cost, appearance, energy efficiency and environmental impact.

93. What to consider when choosing a material?

94. Dovetail joints are an example of this.

95. What are interlocking shapes?

96. Dowels are an example of this.

97. What are fasteners?

98. Sewing machines do this with their thread.

99. What is tie?

100. 1000 g = this many kilograms.

101. What is 1?

102. In Science mega means?

103. What is one million.

104. 10 (9.8) equals this.

105. What is the amount of gravity exerted per kg?

106. This never changes.

107. What is mass?

108. Used to measure newtons.

109. What is a force meter?

110. This is a changing force acting on a structure.

111. What is a live load?

112. This force allows a ski to contact the snow to provide better grip.

113. What is the force of bending?

114. This force creates small cracks in the outside edge.

115. What is compression?

116. A rope undergoes this type of force.

117. What is tension?

118. This is the shape of the foundation of the CN tower.

119. What is Y?

120. Boat motors have these to prevent damage to the engine.

121. What are Shear pins?

122. Stringers and ribs are used for this.

123. What is reinforcing large vessels?

124. Cables are made by doing this.

125. What is twisting wires?

126. Dry spaghetti suffers from this when twisted.

127. What is torsion?

129. Distance and size

130. What affects gravitational force?

131. Structures start by building one of these.

132. What is a foundation?

133. In new planned subdivisions, builders need to study this in order to prevent wall cracks.

134. What is the ground?

135. This is built to spin 10 000 times per minute.

136. What is a gyroscope?

137. To spread the load, a structure may rest on this?

138. What are footings?

139. This is found on a crane and is used to keep the crane stable.

140. What is a counter-balance?

141. What is the last name of the architect who designed St. Mary’s Catholic Church?

142. Who is Cardinal?