World oil prices for a barrel of crude have never exceeded $50 per barrel.
Answer the following statement true (T) or false (F)
False
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How does increased cloud cover cause an increase in the Earth's average surface temperature? How does increased cloudiness cause a decrease in average surface temperatures?
What will be an ideal response?
The polar easterlies are a result of air moving from the ________ to the ________
Fill in the blank(s) with the appropriate word(s).
Most tourists to Southeast Asia arrive from:
A) Australia B) Europe C) China D) other Southeast Asian countries
What causes the greenhouse effect?
a) Atmospheric gases, such as carbon dioxide, absorb sunlight, causing the atmosphere to heat up. b) The oceans absorb solar energy and trap heat, making the Earth warmer. c) Greenhouse gases lead to polar ice cap melting, making the Earth warmer. d) Sunlight is absorbed by the Earth's surface, reradiated as infrared energy, and absorbed by atmospheric gases. e) Greenhouse gases absorb ozone, leaving the Earth unprotected from ultraviolet radiation.