What is the best kind of organic matter to add to the soil?
a. sawdust c. ashes
b. phosphorus d. animal manure
D
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Positively charged ions are called:
A) neutrons B) anions C) ?posits D) cations
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What should you do to engine coolant after draining if it is to be reused?
A. store in an open container B. mix it with distilled water C. store in a sealed container D. add an SCA charge to it
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Scientists have been taking advantage of the ability to splice genetic material into animals to improve the benefits of the animal for over 50 years
Indicate whether the statement is true or false
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If a hydraulic system has pistons of different sizes and force is applied to the smaller piston, the force at the
larger piston is _____. a. greater b. smaller c. the same d. half as much
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