What is the term for a U-shaped fitting that contains a water seal to prevent passage of air or gas through a pipe without materially affecting the flow of sewage or liquid waste?
A. spillover
B. fixture trap
C. negative pressure fitting
D. fixture vent
Answer: B
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Creating electricity by exerting force on a crystal is called ________
A) Electrochemistry B) Piezoelectricity C) Photoelectricity D) Thermoelectricity
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The process of combustion occurring without an open flame is called _________
A) Cold fusion B) Non-flame combustion C) Direct ignition D) Spontaneous combustion
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Battery acid spills can be neutralized with baking soda.
Answer the following statement true (T) or false (F)
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Lettuce and radishes are _____ plants
A) short day B) long day C) indifferent D) different
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