Of Earth's remaining wilderness areas, about ____ are strictly or partially protected by law from human activities
a. 5%
b. 20%
c. 45%
d. 50%
e. 55%
A
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Which of the following best represents the sequence by which a continent splits apart?
A) Seafloor spreading, then continental rifting, then uplift due to mantle upwelling B) Continental rifting, then seafloor spreading, then uplift due to mantle upwelling C) Uplift due to mantle upwelling, then continental rifting, then seafloor spreading D) None of these are correct.
What causes ocean waves to form?
A) Energy from the wavelength B) Energy from the disturbing force C) Energy from the restoring force D) Energy from the Stokes drift
Using the world map (Figure 2), label the following continents and oceans: Africa, Antarctica, Asia, Australia, Europe, North America, South America, Arctic Ocean, Atlantic Ocean, Indian Ocean, Pacific Ocean, and Southern Ocean. What will be an ideal response?
The most important process of cloud formation in the atmosphere is:
A) cooling by compression of air. B) cooling by expansion of air. C) radiation cooling. D) cooling by release of latent heat of vaporization.