Why must the ozone layer in the stratosphere be protected?
A) ozone poisons incoming, unwanted aliens
B) ozone absorbs some incoming ultraviolet light
C) ozone burns up incoming meteorites
D) ozone prevents oxygen from escaping the earth
Correct Answer:
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Q11: Which type of chemical bond requires the
Q12: Which molecule absorbs UV-B radiation?
A) O2
B) O3
C)
Q13: Why are scientists worried about the ozone
Q14: Chlorofluorocarbons, such as CCl2F2, can cause problems
Q15: What type of radiation is absorbed by
Q17: Light with a wavelength of 350 nm
Q18: UV-A radiation has a shorter wavelength than
Q19: What chemical bond is broken by a
Q20: Ozone-depleting substances typically contain which of the
Q21: Consider the following sequence of four reactions.
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