In 2007, heavy rains accompanied an outbreak of cholera in children living in war-torn Iraq. What was the likely cause of the spread of this disease?
A) Pollution by raw sewage in waterways
B) Outbreaks of mosquito-borne disease
C) Lack of protection from the rain, causing the children to be very cold
D) High levels of petroleum products in drinking water
A
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An increase in cloud cover surrounding Earth would ____________________ Earth’s albedo, yet not necessarily lead to a lower Earth surface temperature
Fill in the blank with correct word.
What drives surface ocean currents?
a. the rotation of the Earth b. the Earth's magnetic field c. wind d. waves e. storm activity
The word "graben" originates from
A) the German word for "ditch." B) the English word for "grab." C) the German word for "tumble." D) the Japanese word for "nest."
In what part of Australia do most of its people live?
A) southeast B) southwest C) northwest D) northeast E) the Outback