In many areas on earth, the carbon cycle is being influenced by an increase in the amount of fossil fuels being burned by humans. when fossil fuels are combusted, carbon dioxide is released into the atmosphere. which of the following describes a possible effect that an increase in carbon dioxide in the atmosphere would have on an ecosystem
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Which phrases describe an extrusive rock? check all that apply. fine texture cooled slowly small crystal size found deep underground different, easily observed minerals
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Which conditions are necessary for natural selection to occur? select all of the answers that apply. a. inheritable adaptations vary among individuals. b. the population size is increasing. c. more individuals are born than can survive. d. fitness varies among individuals. e. the environment changes suddenly and drastically.
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Based on the topographic map of mt. st. helens, what is the contour interval of the volcano about height is 2,950 m?
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In many areas on earth, the carbon cycle is being influenced by an increase in the amount of fossil...
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