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By showing the viewers a tiny raindrop and the flecks of material within it, it is simple to illustrate the basic types of materials of our world—pure substances (elements and compounds) and homogeneous and heterogeneous mixtures.
20 Minutes | Color
By showing the viewers a tiny raindrop and the flecks of material within it, it is simple to illustrate the basic types of materials of our world—pure substances (elements and compounds) and homogeneous and heterogeneous mixtures.
20 Minutes | Color