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.
(a) Climate diagram for a hot desert climateâ€â€ÂYuma, Arizona.
The form and orientation of desert plants reduces heat gain from the environment and facilitates coo
Apparent and True Orbits of Alpha Centauri.
True-color image of layers of haze in Titan's atmosphere.
Mojave Desert after the Rains
Half-life explained