Changes Written in Stone. Where do we find rocks?. Volcanoes Mountains Streams Beaches Oceans EVERYWHERE!. Rocks can be . . . Hard Soft Shiny Dull Smooth Rough One color Many colors. Here are rocks that are hard and have many colors. Here are rocks that are smooth and shiny.
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Layers of sediment join together.
Changes are made from pressure and heat.
Melted rock cools and hardens