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Identify two examples of chemical reactions that you have encountered during the last week. identify an exothermic and endothermic reaction. explain.
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Biology, 22.06.2019 11:30
About how many years does it take for one cycle of surface water to become deep water and then surface water again in the oceans? 101001,000
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Biology, 22.06.2019 17:00
As the earth formed, the force of gravity increased due to increased mass. what effect did this increased gravity have on the forming planet?
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Biology, 22.06.2019 17:30
Earths energy sources include both renewable and nonrenewable resources. name at least three sources of energy that could be used in your house. then describe the ideal energy source for generating most of your homes electricity, and explain why you chose that source. can someone give me some ideas, i’m kinda confused.
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The earth experiences seasons because...
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