Which statements accurately describe matter? Check all that apply.Only living things are made up of matter.Matter is made up of tiny particles called atoms.Atoms were discovered in the twenty-first century.Atoms cannot be divided and still retain the properties of its original state.A single atom can be seen only with a standard microscope.

Matter includes both living and nonliving things, so A is false. Matter is made of tiny particles called atoms, and an atom is the smallest unit that retains the properties of its element; splitting it changes those properties, so B and D are correct. Atoms were proposed long before the twenty-first century, and a standard microscope cannot show a single atom.

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