Explain two concerns about the use of biofuels
What will be an ideal response?
Answer should include any two of the following concerns: we cannot produce enough to
make a substantial difference; it is vulnerable to disease, pests, and climate; it takes as
much energy to make biofuel as it saves; and biofuel can be destructive to engines.
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A ____ is often used on outside intersecting planes by removing material at an angle to one of the planes.
A. round B. parameter C. chamfer D. dimension
Exercising the mind of older pets is as important as it is for aging humans. Altering the routes taken for walks, providing different toys, and introducing new companion pets can provide mental stimulation and minimize boredom and stress
A. True B. False
The Twelfth-Century Renaissance sought engagement with the world through
a. rhetoric. b. recitation. c. dialectic. d. art.
Which horses require additional nutrition?
A. working horses B. performance horses C. pregnant horses D. all answers are correct