Codes relating to rooftop installation include:
A) International Conditioned Air Code, Rooftop Installation National Code, and International Heating & Cooling Code.
B) OSHA, DOE, and EPA.
C) Uniform Mechanical code, International Mechanical code, and National Fuel Gas code.
D) NIST, UL, and CSA.
C
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Rank-order the following sectors in terms of the amount of greenhouse gasses they generate, from highest to lowest: waste, industrial process, agriculture, international transport, and primary energy production.
What will be an ideal response?
Gopher tortoises can dig burrows up to 40 feet long
Indicate whether the statement is true or false
____ is the tendency of a beam to fail perpendicular to the fibers of the beam from two opposing forces.
A. Vertical shear B. Horizontal shear C. Reactive shear D. Nominal shear
Answer the following statement(s) true (T) or false (F)
1. Since electrons are negatively charged particles and protons are positively charged particles, they repel each other. 2. The hydrogen atom contains one proton and one electron. 3. The orbit in which the electron exists is determined by the electron’s weight times its speed times the diameter of the orbit. 4. Electricity is composed of electrons. 5. The atoms of an insulator generally contain seven or eight valence electrons.