Which of the following products made its way to Europe as part of the Columbian Exchange?
A) wheat B) potatoes C) grapes D) horses
B) potatoes
Environmental & Atmospheric Sciences
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What are some of the advantages and disadvantages of commercial pesticides and more sustainable pesticides? Which do you think is the best choice for the future?
What will be an ideal response?
Environmental & Atmospheric Sciences
Which of the following percentages represents the approximate combined albedo of the Earth and the atmosphere?
A. 50% B. 30% C. 10% D. 4%
Environmental & Atmospheric Sciences
The two most abundant elements in Earth's crust are ___.
a) iron and magnesium b) carbon and hydrogen c) carbon and oxygen d) hydrogen and oxygen e) oxygen and silicon
Environmental & Atmospheric Sciences
Mass wasting is possible only with the aid of a transportation agent such as water, wind, or ice
Indicate whether this statement is true or false.
Environmental & Atmospheric Sciences