Science.5.6.C

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The student is expected to compare the properties of substance before and after they are combined into a solution and demonstrate that matter is conserved in solutions; and
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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.

A common misconception at this grade level is that substances disappear when they can no longer be observed. While some physical properties such as particle size have changed, measureable physical properties such as mass can confirm the presence of a substance.  

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

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

a substance in which a solid, liquid, or gaseous substance is evenly distributed (or dissolved) within a liquid or sometimes a gas or solid

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