Toilets are available with ____ flush mechanisms which use the weight of the water in the tank to evacuate the bowl.
A. pressure assist
B. gravity
C. power assisted
D. hydro-assisted
Answer: B
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The legend and many general notes are often saved as a ____ for insertion in any drawing when needed.
A. grouping B. stage C. block D. unit
For proper spacing, the PV panels at one installation requ?ire 18 square feet of ground space for each panel. The number of panels that can be installed on 1 acre of land is 2,420 panels. (1 acre = 43,560 square feet)
Answer the following statement true (T) or false (F)
At the bottom of the pistil is the ovary, which contains a hollow structure called the ____________________
Fill in the blank(s) with correct word
The reference pressure of an absolute pressure scale is __________.
A. the atmospheric pressure at sea level B. a vacuum