The continent of ______________ has the highest fertility rates in the world.
-Asia
-Europe
-Africa
-North America
-South America
Africa
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Oceans
a. have three major life zones b. occupy most of the earth's surface c. are thoroughly understood by humans d. have three major life zones and are thoroughly understood by humans e. have three major life zones and occupy most of the earth's surface
The Kyoto Protocol calls for an overall reduction of greenhouse gases of 5.3% below the 1990 levels. What was the average level of CO2 in 1990? What would the level of CO2 be if the Kyoto goal was met? How many ppm below current levels would that be? The “Group of 77” countries favor a 15% reduction below 1990 levels. What would that level be, and how far below present levels is it?
What will be an ideal response?
In the cross section of the front pictured here
A) stratiform clouds tend to form with precipitation being relatively short-lived.
B) stratiform clouds tend to form with precipitation being of relatively long duration.
C) cumuliform clouds tend to form with precipitation being relatively short-lived.
D) cumuliform clouds tend to form with precipitation being of relatively long duration.
A parcel of air has a temperature of 0 degrees C as it crosses a mountain range at 3000 meters. If it descends, what will its temperature be when it reaches sea level?
15 degrees C 30 degrees C 0 degrees C 40 degrees C