Multiple Choice
The origin of Earth's primitive ozone layer
A) is attributed to photosynthesis.
B) traces back to the Cambrian period.
C) is attributed to volcanic eruptions.
D) helped to form the oceans.
Correct Answer:
Verified
Correct Answer:
Verified
Q30: Explain the relationship between the general circulation
Q31: The rate of evaporation over the very
Q32: The Earth's largest ocean is the<br>A)Atlantic.<br>B)Pacific.<br>C)Arctic.<br>D)World Ocean-there
Q33: Which pulls on the oceans of Earth
Q34: In which atmospheric layer does all our
Q36: In the Northern Hemisphere,air rushing into a
Q38: The two most abundant elements that make
Q39: Earth's first atmosphere was composed of<br>A)oxygen,hydrogen,and helium.<br>B)hydrogen
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