Ozone production via automobile emissions ________
a. is usually associated with photochemical smog
b. can help restore the ozone being depleted in the outer atmosphere
c. is eliminated by appropriate use of catalytic converters
d. will provide overall worldwide reduction in skin cancer
a
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A nearsighted person has her distant vision corrected using a -2.0-diopter contact lens. Her uncorrected near point is 15 cm. What is her near point using this lens if the lens is 2.0 cm from the eye?
A) 17 cm B) 20 cm C) 13 cm D) 18 cm E) 15 cm
Lenz's Law is a consequence of the law of conservation of
A) mass. B) momentum. C) electric field. D) energy. E) charge.
Radio astronomy uses ________ to achieve better resolution than optical telescopes
Fill in the blank(s) with correct word
True or False: A photon is reflected from a mirror. Although the photon has energy, it can't transfer any energy to the surface because it has zero mass
1.True 2.False