Approximately what percentage of water on Earth is contained within the oceans?
A. 31%
B. 52%
C. 97%
D. 85%
E. 12%
Answer: C
Environmental & Atmospheric Sciences
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Currently, desert and steppe lands cover about what percentage of Earth's land area?
A. 3% B. 10% C. 30% D. 66%
Environmental & Atmospheric Sciences
In the _____________ monsoon, the land loses its relative warmth while the sea and coastal waters stay warm longer
Fill in the blank(s) with correct word
Environmental & Atmospheric Sciences
Which of the following gases is an efficient absorber of the earth's emitted energy?
A) carbon dioxide B) oxygen C) nitrogen D) argon E) none of the above
Environmental & Atmospheric Sciences
Isotopes are atomic nuclei that are radioactive.
Answer the following statement true (T) or false (F)
Environmental & Atmospheric Sciences