Grade+7+Science+Glossary+2013

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 * **Words** || **My Understanding** || **Definition** ||
 * heterogeneous ||  || A mixture with more than one type of matter and more than one set of properties. ||
 * homogeneous ||  || Matter with one set of properties. ||
 * matter ||  || Anything that has mass (can be weighed) and volume (takes up space) ||
 * particle ||  || They make up matter. They can be atoms, molecules, or ions. ||
 * properties ||  || Characteristics of matter. (color, taste, smell, feel, density, magnetism, etc.) ||
 * mixture ||  || A combination of 2 or more different types of matter. ||
 * WHMIS ||  || Workplace Hazardous Materials Information System uses symbols to show information about hazardous materials. ||
 * pure substance ||  || One type of matter with one set of properties ||