Which of the following statements about the Sahara Desert is true?
a. Its western half was under the Atlantic Ocean until 2000 B.C.E.
b. All evidence indicates that it was never anything other than a vast desert region.
c. At one point, it was an area that was green and flourishing with life.
d. It contained no significant trade routes.
e. It completely cut off Egypt from the rest of Africa.
Question 2
The vast grasslands that border the great desert region of the Sahara are known as
a. meoris.
b. wetlands.
c. savannahs.
d. jungles.
e. transvaals.
Saguaro National Park in Arizona, part of the Sonoran Desert
Open-top chambers, such as the one pictured above in a polar desert on Ellesmere Island, are commonl
Cougar, photographed in the Arizona-Sonora Desert Museum, Tucson, Arizona
Which is TRUE about the alternation of generations cycle that is diagramed above?
(A) A brisk half-moon stroke is an efficient technique to use with the body brush or exfoliation ...
How to convert verbal statements into algebraic equations (Part 3)