Atrazine kills only small weeds or selected weeds if applied at a rate of _____
A) 5 to 10 pounds per acre
B) 12 pounds per acre
C) 1 pound per acre
D) 2 to 4 pounds per acre
D
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A column of water 1 ft high exerts a pressure of ____.
A. 0.277 psig B. 0.299 psig C. 0.433 psig D. 14.696 psig
Which of the following is not true of agriculture in the 1800s?
a. Virtually all farms were small. b. Relatively easy access to capital helped the farms survive. c. The whole value chain was essentially done on each farm. d. Limited transportation and communication restricted farmers to local markets. e. Poor transportation required communities to be self-sufficient.
What can occur if a hybrid electric vehicle is pushed in the? shop?
A. The tires will be locked unless the ignition is on B. The HV battery pack can be damaged C. High voltage will be generated by the? motor/generator D. Damage to the electronic controller can occur
If the waterflow is reduced, the temperature difference across a condenser will ____.
A. increase B. decrease C. remain the same D. correspond to the evaporator saturation temperature