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This document provides an introduction to the properties of matter for grades 10-12. It defines matter as anything that has mass and volume, and explains that matter exists in three phases (solid, liquid, gas) and two forms (mixtures and pure substances). Mixtures are classified as either homogeneous or heterogeneous, while pure substances are either elements or compounds. Examples are given for each category of matter.
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- 1. Gu i da nc e he mi s try C 10 –12 “a fo r gr ade m atter” Ra ntho sh epo J os eph 12 By Mr. T 0 U J R vo 2
- 3. What is a matter A mater is anything that has mass and volume. Which means anything that can fill up space. E.g. water, gases and act. Mr. Tshepo Joseph Rantho
- 5. A matter comes in three phases and in two forms. Three phases of a mater 1. Solid phase 2. Liquid phase 3. Gaseous phase (gas) Mr. Tshepo Joseph Rantho
- 6. Two forms of a mater a) Mixtures: •Homogenous mixture •Heterogeneous mixture b) Pure - substances •Elements •compounds Mr. Tshepo Joseph Rantho
- 7. Example of mixtures • Homogenous mixture: Salt and water solution Suger and water solution Coffee • Heterogeneous mixtures Pizza Fruit salad Cows, goads and sheeps Mr. Tshepo Joseph Rantho
- 8. Example of pure - sustances Compounds Carbon dioxide (CO2) Sulphuric acid (HSO4) Elements Oxygen Hydrogen Calcium Mr. Tshepo Joseph Rantho
- 9. Mr. Tshepo Joseph Rantho