____ are found in nature. ____ are made by humans. ____ is a natural material. ____ is a human-made material. ____ is a natural material. ____ is a natural material. ____ is a human-made material. ____ is a natural material. ____ is a natural material. ____ is a human-made material. ____ is a human-made material. ____ is a human-made material. ____ is a natural material. ____, ____, ____, ____ ____ and ____ are human-made materials. Clay, cotton, wood, wool and leather are ____

Materials

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