What benefit is the ozone layer to us?
What will be an ideal response?
Since ozone filters out harmful ultraviolet B radiation, less ozone means higher UVB levels on the ground. UVB has been linked to skin cancer, cataracts, and harm to certain crops and marine organisms.
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Define gears.
What will be an ideal response?
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Which Italian state was the architect of national unification?
a. Kingdom of the Two Sicilies b. Savoy c. Nice d. Piedmont-Sardinia
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The DARPA Grand Challenge is a prize competition for ____________________ (driverless and completely self-controlled) vehicles.
Fill in the blank(s) with the appropriate word(s).
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How much work is performed when a 30-pound sack is moved 100 feet in 2 seconds?
What will be an ideal response?
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