Two common types of metal roofing systems are the lap-seam roof and the _____
a. seamless roof
b. standing-seam roof
c. laminated sheet roof
d. interlocked seam roof
b
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The magnetic portion of a standard circuit breaker _____.
a. provides an instantaneous trip for high levels of current b. protects the circuit from heat damage generated by lower level currents c. prevents the device from tripping due to a short circuit d. provides a trip delay for high levels of current
If refrigerant from an air-conditioning system contacts your skin or eyes it will _____ them.
What will be an ideal response?
Tree topping, which reduces the total height of the tree by one-third to one-half by removing upper scaffold branches, is a common practice today
Indicate whether the statement is true or false
A room is 10X10X8. There are two outside walls, each 10X8, and one window, 24" X 36". The window is double glass, with sealed space between. The walls are framed with wood and 3-5/8" batts. The ceiling has 6" batt insulation. The temperature difference is 30 degrees F. What is the total wall area?
Fill in the blank(s) with the appropriate word(s).