A cloud of interstellar gas is held together by
A) the gravitational force.
B) infrared radiation.
C) electromagnetism.
D) All of the above.
A
Environmental & Atmospheric Sciences
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A) leucine B) lysine C) thyroxine D) tyrosine
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Rust is an example of _____
a. hydration b. unloading c. freeze-thaw d. salt crystal growth e. oxidation
Environmental & Atmospheric Sciences
For upwelling to occur on the East Coast of the U.S., winds flowing from the ____ have to exist
a. north b. south c. sea d. east e. west
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