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Astudent creates a model of a closed ecosystem by filling a glass tank half full with water, then adding 10 snails and two small aquatic plants. the next day, all the snails are dead. what is the most likely cause of their death?

Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?

Select the three ways that the parallel-plate capacitor differs from a car battery.