Water hardness is measured in grains per _____.
a. cubic centimeter
b. ounce
c. liter
d. gallon
d. gallon
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If you constantly have to raise your voice to shout or be hear, the noise level is too high, and you should use ear plugs.
Answer the following statement true (T) or false (F)
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When the axis of the hole at the extreme side of the positional tolerance zone. This is referred to as _________________________.
Fill in the blank(s) with the appropriate word(s).
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According to René Descartes, knowledge began with which of the following?
a. doubt b. faith c. evidence d. self-awareness
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Mechanical devices and machines have arrangements of parts called mechanisms.
Answer the following statement true (T) or false (F)
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