What occurs when gas is squeezed into a smaller space?
A) The pressure and temperature lower. B) The pressure rises and temperature lowers.
C) The pressure lowers and temperature rises. D) The pressure and temperature rise.
D
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Adventitious and seminal roots make up what part of the grass plant?
a. head c. root b. bottom d. shoot
Many new paver surfaces are more durable than earlier versions because of what jointing material used in their installation?
a. concrete c. steel filings b. polymeric sand d. stone dust
A typical rectangular building with a deep foundation will need __ batter boards.
a.4 b.8 c.12 d.16
Positive pressure ventilation is the least suitable approach for which situation?
a. high rise fire b. fire in structural void spaces c. fire attack is in progress d. structure with large interior spaces