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(Science 6 Wk 3 L3) - Homogeneous Mixtures and Heterogeneous Mixtures PPT.pptx
- 1. Homogeneous Mixtures and Heterogeneous Mixtures SCIENCE 6 – Q1 Week 3 (Lesson 3)
- 2. Mixtures can be found everywhere, and they may exist in different states of matte (solid, liquid or gas). The air around you is a mixture of different gases. Other examples include ice cubes in a juice drink, sand and water, salt and oil.
- 3. Mixture Mixture is a physical combination of pure substances or another mixture which substances retain their distinct characteristics.
- 5. Homogeneous Mixtures - happen when the substances are evenly distributed. This means that the mixture has a uniform appearance and that the component of each individually is no longer visible. They consist of a single phase, be it a solid, liquid or gas, no matter how closely you examine them.
- 7. Heterogeneous Mixtures - on the other hand is made up of two or more substances with characteristics that can still be separated. It is a mixture having a non uniform composition. All substances keep their original characteristics and can easily be identified. The mixture of nail and sand, oil and water, and water and pebbles are examples of heterogeneous mixture
- 8. Examples mixed nuts vegetable salad
- 9. Mixtures are essentials to one’s daily life. Thus, one should be aware of the proper ways of preparing and using this mixture. Have you experienced having accidents during mixing substances at home? What should you do to avoid it?
- 10. Handling and preparing mixtures at home should be done with precaution. Some mixtures at home like insecticides can cause harm and other ill effects such as dizziness when inhaled.
- 11. Assessment Draw a square if the mixture is homogeneous and a circle if it is heterogeneous on the space before the number.
- 12. ______ 1.) halo-halo ______ 2.) slice of pizza ______ 3.) coffee and hot water ______ 4.) a box of cereal and milk ______ 5.) pebbles and sand
- 13. ______ 6.) vegetable salad ______ 7.) seawater ______ 8.) chocolate drink ______ 9.) flour and baking soda ______ 10.) carbonated drinks
- 14. Answers
- 15. ______ 1.) halo-halo ______ 2.) slice of pizza ______ 3.) coffee and hot water ______ 4.) a box of cereal and milk ______ 5.) pebbles and sand
- 16. ______ 6.) vegetable salad ______ 7.) seawater ______ 8.) chocolate drink ______ 9.) flour and baking soda ______ 10.) carbonated drinks
- 17. Additional Activities Write the descriptions to their proper column.
- 18. a.) Has consistent color and texture b.) Substance don’t dissolve c.) Easy to determine the components d.) Vegetable salad is an example of this mixture e.) Can’t distinguish the components f.) Substance retain its specific its specific properties g.) Has the same properties h.) Orange juice