[Answer] Which if the following is a compound?A. AirB. WaterC. FireD. Earth

Answer: B. Water

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Which if the following is a compound?A. AirB. WaterC. FireD. Earth Sun Jul 29 2001 14:30:00 GMT-0400 (Eastern Daylight Time) · A carbon sink is any reservoir natural or otherwise that accumulates and stores some carbon-containing chemical compound for an indefinite period and thereby lowers the concentration of CO 2 from the atmosphere. Globally the two most important carbon sinks are vegetation and the ocean.Public awareness of the significance of CO 2 sinks has grown since passage of the Kyoto … Fri Mar 28 2003 13:30:00 GMT-0500 (Eastern Standard Time) · The atmosphere of Earth is the layer of gases commonly known as air retained by Earth s gravity surrounding the planet Earth and forming its planetary atmosphere.The atmosphere of Earth protects life on Earth by creating pressure allowing for liquid water to exist on the Earth s surface absorbing ultraviolet solar radiation warming the surface through heat retention (greenhouse effect ... Water (H2 O) is a polar inorganic compound that is at room temperature a tasteless and odorless liquid nearly colorless with a hint of blue.This simplest hydrogen chalcogenide is by far the most studied chemical c...

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