Which of the following grains is adapted to high altitudes?
a. corn c. amaranth
b. quinoa d. buckwheat
B
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With a(n) ____________________ mount system the PV modules are mounted directly to a roof and have the same tilt angle as the roof.
Fill in the blank(s) with the appropriate word(s).
What can be done if a lawn is not performing because of too much shade from a tree?
A) Remove the tree B) Replace the lawn with shade tolerant grass C) Plant ground cover D) All of the above
New tie rods are being installed. Technician A says to tighten the retaining nuts to specification and then loosen, if needed, to align the cotter pin hole. Technician B says to tighten farther to align the cotter key hole. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Exposed metal parts of RV site electrical equipment is required to be grounded by:
a. A properly sized equipment grounding conductor. b. A properly sized grounded (neutral) conductor. 1. (a) only 2. (b) only 3. Both (a) and (b) 4. Neither (a) nor (b)