Properly designed porch roofs can shade windows to reduce solar gain, particularly useful for ____ facing windows that are difficult to shade due to low sun angles.
A. north
B. south
C. northeastern
D. east and west
Answer: D
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There are _____ common breeds of geese found in the United States
a. five c. seven b. three d. ten
What are five types of greenhouse environmental control that have been used from the origin of greenhouses to the present for controlling the environment in greenhouses?
What will be an ideal response?
A graphical representation of air properties is:
A) A temperature-pressure chart. B) A psychrometric chart. C) An enthalpy chart. D) A pressure-temperature chart.
What is the difference between a viscous impingement filter and a standard filter?
A) Viscous filters use an electrical charging system. B) Viscous filters are tested for viscosity. C) Viscous filters are treated with a sticky substance to trap and hold dirt. D) Viscous filters are specifically for filtering oil.