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9: Know and Understand
What are some important considerations when choosing lumber pieces for use in an agricultural project?
How do quarter-sawn lumber and plain-sawn lumber differ in the way they are cut? Which type of lumber is most often used for agricultural projects?
True or False?
It is important to store pressure-treated lumber indoors prior to use if it is going to be used indoors.
A. True
B. False
Plywood and oriented strand board are both examples of _____ lumber.
What are some characteristics that influence the type of metal you would use for a particular project?
In what ways do types of steel vary?
Each of the following is an example of a nonferrous metal, except _____.
A. aluminum
B. copper
C. iron
D. bronze
What are some of the most common nonferrous metals encountered in the agricultural mechanics shop?
Why is copper widely used in plumbing?
What are some characteristics of concrete that make it useful for agricultural projects?
Why are thermoplastics commonly used in agricultural projects?
What are some qualities of thermoset plastics that make them important to the agricultural industry?
What are five common types of fasteners used for agricultural projects?
A _____ nail is very thin and has almost no head.
A. common
B. twisted shank
C. brad
D. cut
What are some reasons that drywall screws are used in various construction projects in addition to drywall applications?
What is a washer and how is it used with a bolt to join materials?
Explain why a corrugated fastener would be used instead of a nail.
Briefly explain why flush hinges may be used on many materials, including metal.
What is a piano hinge and in what type of application is a piano hinge used?
What is the function of a lockset and what are the main parts of a lockset?
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