Floral foam is sufficiently soaked when _____
A) it changes to a darker shade of green
B) the foam floats back to the top of the water
C) ?particles of the foam begin to float in the water
D) air bubbles are no longer coming out of the foam
D
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In order to trim a space for a non-flanged valve, _____.
a. the project specifications must allow the insulation to be thinned b. the insulation cannot be flexible foam c. the insulation must be molded fiberglass d. a cover must be fitted over the valve
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Heat is measured in British thermal units (Btu).
Answer the following statement true (T) or false (F)
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What is the advantage of a sprocket over a belt?
What will be an ideal response?
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The ________ of a roof is a way of indicating how steep the roof is.
A. slope B. tail C. rise D. overhang
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