Which statement about the global carbon cycle is most accurate?
A. Less carbon enters the atmosphere than leaves the atmosphere.
B. More carbon enters the atmosphere than leaves the atmosphere.
C. Carbon enters and leaves the atmosphere in equal amounts.
Answer: B
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In what three physical states can matter exist?
A. solid, liquid, and gas B. solid, vapor, and gas C. light, liquid, and level D. solid, liquid, and dark
What structures can be found on joints that can reveal their growth history?
What will be an ideal response?
By design, the molecules that resist biodegradation and include some of the most problematic persistent organic pollutants are the
A) synthetic organic compounds. B) inorganic compounds. C) recycled organic compounds. D) chlorinated heavy metals.
Water is able to dissolve ____ due to its polarity
A) covalent bonds B) solvents C) ionic bonds D) solutions