Science.5.6.B

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The student is expected to demonstrate and explain that some mixtures maintain physical properties of their substances such as iron filings and sand or sand and water;
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Knowledge and Skills Statement

Matter and energy. The student knows that matter has measurable physical properties that determine how matter is identified, classified, changed, and used.

The further explanation is designed to be a resource for educators that helps them better understand the topic their students are learning. Further explanations may be written at a more complex level than would be expected for students at the grade level.

Students should be provided with a variety of tools used for physical seperation. Some examples include magnets, sieves, coffee filters, tweezers, slotted spoons, or a tank of water.

Glossary terms and definitions are consistent across kindergarten through high school in the TEKS Guide. The definitions are intended to give educators a common understanding of the terms regardless of what grade level they teach. Glossary definitions are not intended for use with students.

substance that occupies space, has mass, and is composed of microscopic particles

a sample of matter consisting of two or more substances in varying proportions; substances in a mixture retain their physical properties

observable characteristics of matter that can be used to identify particular materials

a particular kind of matter with uniform properties; can be seen, touched, or measured