Nuts, bolts, and jar lids are examples of _____
A) screws?
B) wheels?
C) gears?
D) levers
A
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Electrical licensing requirements are set by _____.
a. NCCER b. states or municipalities c. DOL d. OSHA
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The risk, or hazard, of pesticide applications has been expressed as: Risk (Hazard) = Toxicity x
Exposure.
Indicate whether the statement is true or false.
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The availability of which of the following micronutrients is commonly affected by soil redox potential?
A) cobalt B) manganese C) zinc D) boron E) all of the above
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A circuit with one stable state is called
A) an astable multivibrator B) tristable multivibrator C) a monostable multivibrator D) bistable multivibrator
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