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Who Wants to be a Genius? Final Exam Review. _________ are the longest subdivisions of geologic time. 1.Eons 2.Periods 3.Eras 4.Epochs.
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Objective: Identify the types of plate boundaries and the land features and geologic events that each feature makes.
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8 th Grade Science Final Review. Density Density is how compact something is. The formula is d = m/v As temperature increases density decreases. Less.