Displacers used in level measurement systems are __________ of the measured fluid.
A. lighter than an equal volume
B. the same weight as an equal volume
C. heavier than or equal to thevolume
D. half the weight
Answer: C
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The hormone most important in preventing premature germination during seed development is ________.
Fill in the blank(s) with the appropriate word(s).
Common injuries suffered by workers during assembly/disassembly operations are _____.
a. electrocutions b. heat stroke and exhaustion c. pinching and crushing d. exposure to hazardous substances
To avoid exerting excessive pressure on walls when backfilling, _____.
a. apply the fill in thin layers b. soak the fill material before compacting c. use only gravel or crushed concrete as fill material d. avoid using wet material
To avoid problems with the variation of gasoline, all government testing uses as a fuel during testing procedures
A) TBA (tertiary butyl alcohol) B) Xylene C) Indolene D) MBTE (methyl tertiary butyl ether)