Unit 4

Question 1

What are the three types of structures?

Answer 1

• Frame
• Shell
• Solid

Question 2

What principle suggests that design should be based on its intended function?

Answer 2

Form follows Function

Question 3

What is the term that refers to the balance point of an object?

Answer 3

Centre of Gravity

Question 4

What is stability in the context of structures?

Answer 4

The ability of a structure to maintain its position and resist collapse

Question 5

What materials help make structures stable?

Answer 5

• Columns
• Trusses

Question 6

What is the purpose of making structures strong?

Answer 6

To withstand loads and forces without failing

Question 7

What materials are commonly used to make structures strong?

Answer 7

• Beams
• Rebar

Question 8

Name four vocabulary terms related to structural components.

Answer 8

• Columns
• Cantilevers
• Trusses
• Rebar

Question 9

What two aspects are considered in the design of structures besides functionality?

Answer 9

• Symmetry
• Aesthetics

Question 10

What is ergonomics in the context of structures?

Answer 10

The study of how to design structures that fit the needs and capabilities of people

Question 11

List four types of materials used in construction.

Answer 11

• Concrete
• Steel
• Rubber
• Plastic

Question 12

What are some advantages and disadvantages of construction materials?

Question 13

What are the two main categories of forces acting on structures?

Answer 13

• Internal
• External

Question 14

What are the four types of internal forces?

Answer 14

• Compression
• Tension
• Shear
• Torsion

Question 15

What are the three types of external loads?

Answer 15

• Live
• Dead
• Dynamic

Question 16

What is meant by point of application in structural forces?

Answer 16

The specific location where a force is applied to a structure

Question 17

What does plane of application refer to?

Answer 17

The surface or direction in which a force is acting on a structure

Question 18

What is the difference between mass and weight?

Answer 18

Mass is the amount of matter in an object, while weight is the force exerted by gravity on that mass

Question 19

What are some common reasons for structural failure?

Answer 19

• Bad design
• Faulty construction
• Extraordinary loads
• Foundation failure

Question 20

Who are the two main professionals involved in the design and construction of structures?

Answer 20

• Architects
• Engineers

Question 21

Where can definitions related to structural concepts be found?

Answer 21

Unit 4