The diagram shows a ball resting at the top of a hill. which statement best describes the energy in this system? the potential energy in the system is greatest at x. the kinetic energy in the system is greatest at x. total energy in the system decreases as the ball moves from x to y. total energy in the system increases as the ball moves from x to y.
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Which one of the following gases is not an important component of soil?
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Noble gases are the most reactive elements on the periodic table. a. true b. false
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Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.
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The diagram shows a ball resting at the top of a hill. which statement best describes the energy in...
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