Answer: When you study environmental science, you commit to learning of accomplish important tasks for our Earth and our human population.
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Answer:Argon is the third noble gas, in period 8, and it makes up about 1% of the Earth's atmosphere.
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Answer:
Sun is classified as a G2 V star, with G2 standing for the second hottest stars of the yellow G class of surface temperature about 5,800 kelvins (K) and the V representing a main sequence, or dwarf, star, the typical star for this temperature class.
The integumentary system is the skin. Skin protects the inner organs from Bactria. Essentially the skin is a wall protecting against the outside world. It doesn't really release anything but is just there for protection.
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D. Kept the same to make an experiment a fair test.
‘a controlled variable’
