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This document discusses the properties, states, and appearance of matter. It explains that matter can have properties of being hard or soft, having a definite or indefinite shape and volume. The three states of matter are solids, liquids, and gases. An object's appearance is also discussed, noting that clear, colorless, and transparent are synonyms while opaque is the opposite. An example is given to illustrate that objects can have the same volume or size but different masses, like a gold bar and birthday cake that occupy the same space but have different masses.Read less