18 Questions
Which type of defect is characterized by a board being bent end-to-end?
Crook
What is the main difference between bow and cup defects in wood?
Bow defect causes a board to curve along its length, while cup defect causes a board to curve along its width.
What are knots in wood, as mentioned in the text?
Areas where branches grew out of the trunk or where two trunks merged
What role does the cell wall play in wood, based on the text?
Provides structural support
Which type of defect is likely to weaken the wood and affect its appearance?
Knots
What is one of the main reasons why wood is a popular choice in construction?
It is renewable and sustainable
Why does split occur in wood, according to the text?
When there is a separation or fissure along the length of the wood
In terms of aesthetics, what can be done to enhance the natural beauty of wood?
Staining, painting, or leaving it natural
What type of defect occurs in wood when there is a spiral distortion along its length?
Twist
Which type of defect results in uneven or rounded edges on a wooden board?
Wane
What are the main components of wood at the macroscopic level?
Trunks, branches, and roots of trees
What is one key factor that makes wood relatively easy to work with and transport?
It is strong, durable, and lightweight
At a macroscopic level, what contributes to the varying structure of wood?
The fibrous and porous structure
Which defect involves splits or cracks that develop in wood as it dries?
Twist
What can weaken wood due to cracks that run parallel to the grain?
Checks
How is wood used in modern construction for creating structures that are visually striking?
By combining it with other materials like concrete, steel, or glass
What type of defect is characterized by discolorations that affect the appearance and usability of wood?
Stains
What process involves treating wood with preservatives under high pressure to protect it from decay and insects?
Pressure-treated Wood Process
Learn about the basic building block of wood, the cell, and its three main parts: the cell wall, cell lumen, and cell membrane. Understand the composition and functions of each component in the structure of wood.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
