What percentage of the world's population does not have adequate sanitation?
What will be an ideal response
37%
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Currently, ____ of the earth's land area is protected either strictly or partially by nature reserves, parks, wildlife refuges, wilderness and other areas.
A. 5% B. 10% C. 12% D. 20% E. 30%
A soldier fires a bullet an angle of 10° below the horizontal. At the same time he drops another bullet from the side of the gun. The bullet to hit the ground first is
A. the dropped one. B. the fired one. C. both hit at the same time D. no way to tell
Landlocked states
A) lack direct access to the sea. B) must cooperate with immediate neighbors to engage in trade. C) are common in sub-Saharan Africa. D) include Lesotho and Swaziland. E) All of these are true of landlocked states.
Why did early sailing ships bringing goods from the Americas to Europe first sail up the eastern coast before crossing the Atlantic Ocean?
A) They were avoiding pirates B) They wanted to take advantage of the mid-latitude westerlies C) They needed to stop for fuel only held in northern ports D) They wanted to avoid the trade winds