The two most common elements found in Earth's crust are ____
a. silicon and magnesium
b. sodium and carbon
c. iron and aluminum
d. silicon and oxygen
e. carbon and potassium
d
Environmental & Atmospheric Sciences
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Cooksonia is the earliest known vascular land plant
a. True b. False
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The Precambrian represents approximately 88 percent of geologic time. Indicate whether the statement is true or false
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In what part of Europe is Protestantism the dominant religion?
A) Ireland
B) France
C) Poland
D) northern Germany
E) the Balkan Peninsula (ex. Greece, Bulgaria, Serbia)
Environmental & Atmospheric Sciences
Using examples, discuss how orogenesis can influence speciation and the distribution of life. What will be an ideal response?
Environmental & Atmospheric Sciences