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Identify and state the historical significance of Sacajawea.
What will be an ideal response?
Shoshone woman who helped guide the explorers across the Louisiana Purchase.
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Sugar gliders are very sociable animals
Indicate whether the statement is true or false
A stepper motor with 7.5-degree stepping angle has ________ steps per revolution
A) 7.5 B) 15 C) 48 D) 36
What is a distillate oil?
A) Distillates are bio-fuels manufactured from ethanol. B) Distillates evaporate at relatively low temperatures. C) Distillates are filtered to remove impurities. D) A distillate is what is left after all the residuals have been vaporized.
When installing an oil-fired furnace in a confined space with a firing rate of 100,000 Btuh, what is the minimum free air opening required if the combustion air vents are directly communicating with the outside?
A) 100,000/1,000 = 100 sq in for each grille B) 100,000/5,000 = 20 sq in for each grille C) 100,000/4,000 = 25 sq in for each grille D) 100,000/2,000 = 50 sq in for each grille