When lifting heavy objects you should:
A. Use your leg muscles.
B. Use your back muscles
C. Ask for help if you are not certain you can handle the size or weight of the object
D. Both A and C
Answer: D
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The pH of root substrate can be lowered by applying ______, ______, or ______
Fill in the blank(s) with correct word
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Carry the answer to three decimal places.'The dry cells shown add up to a total voltage of 27.5 volts. What is the average number of volts for each dry cell?
Fill in the blank(s) with the appropriate word(s).
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The point on a tungsten is usually ground so that it is ____ as long as the diameter of the tungsten.
A. half B. equally C. twice D. three times
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What are three types of pesticide waste that require the proper disposal?
What will be an ideal response?
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