The number of stars in the Milky Way galaxy is about
A) 25 million.
B) 100 million.
C) 100 billion.
D) 25 trillion.
C
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In fourteenth century England, the Statute of Pleading of 1362 represents a move to change the official language from ________ to English
A) Celtic B) Danish C) Flemish D) French E) Spanish
Upwellings provide an important mixing mechanism for surface and deep waters that:
a) bring high levels of oxygen to the seafloor b) brings cold, deep, highly saline nutrient-rich water to the surface c) brings cold, shallow, nutrient-poor water to the deep d) all of the above
The theory of plate tectonics describes the movement of the lithosphere floating atop which of Earth's layers?
a. Asthenosphere b. Inner core c. Outer core d. Lower mantle e. Crust
The driest desert on Earth is the:
A) Sahara B) Patagonian drylands C) Atacama D) region of northern Mexico