When solid materials are bent, pressed, or hammered experience a physical change. In physical change only the appearance of a substance or object changes, not its chemical structure. A physical change does not make a different substance or object. Examples of physical change include changes in size, shape, and state.
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Answer:
When solid materials are bent, pressed, or hammered experience a physical change. In physical change only the appearance of a substance or object changes, not its chemical structure. A physical change does not make a different substance or object. Examples of physical change include changes in size, shape, and state.