Elements Flashcards Set 3

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Learn to identify the final 30 naturally occurring elements with the third flashcard set in this series, exclusively from Astronomy magazine. Each card includes at least one photo of the element or something that uses it. All cards list each element's atomic number, atomic weight, discoverer, size, density, melting point, and more. An "Interesting Facts" section about each element discusses such things as how rare it is, how valuable it is, and more. Includes 30 full-color, 4"x6" cards.