Reptiles had evolved at least by the ____
a. Late Mississippian
b. Late Silurian
c. Early Pennsylvanian
d. Early Permian
e. Late Permian
a
Environmental & Atmospheric Sciences
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The age of the Sun is about
A) 7000 years. B) 5.5 million years. C) 5.5 billion years. D) 5.5 trillion years. E) more than 5.5 trillion years
Environmental & Atmospheric Sciences
What are lines of equal elevation called on topographic maps?
a. isotherms b. contours c. geological contacts d. lineations e. grid lines
Environmental & Atmospheric Sciences
The Hanseatic League was important to the emergence of capitalism because these trading partners led to the rise of a middle class
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
Most material eroded from a coastal cliff ends up as a ________.
A) terrace B) notch C) beach D) spit E) none of the above
Environmental & Atmospheric Sciences