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Matter and materials
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Matter and materials

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  • 1. MATTER AND MATERIALS • Matter is everything around us: all living and non-living things are made of matter. • Matter can be in three states: SOLIDS: LIQUIDS: GASES: they have their own shape. they take the shape of the container they also take the shape of the container
  • 2. PHYSICAL AND CHEMICAL CHANGES The objects changes but the matter is the same The object changes and a different matter is formed When the object changes: When the object: -Place -Shape -State -Temperature -Rots -Rusts -Ferments -Burns
  • 3. HOMOGENEOUS MIXTURE: HETEROGENEOUS MIXTURE: You can see only one component You can see the different components Other examples: milk and Cola-Cao; carrot puree. Other examples: sand and water; muesli.
  • 4. MATERIALS NATURAL Are found in nature Vegetable origin: come from plants Animal origin: come from animals EXAMPLE: EXAMPLE: -Wood -Leather -Cotton -Wool ARTIFICIAL Are made by man with natural materials Mineral origin: come from rocks and minerals EXAMPLE: -Graphite -Granite Example: glass, paper, plastic
  • 5. QUIZ 1.Solid, liquid or gas? a) Oil b) Can c) Smoke d) Book e) Perfume f) Clouds 2. Physical or chemical change? a)Butter melts b) Wood burns c) You cut bread e) You leave a book on a bookshelf f) A can rusts g) You leave a glass of milk for several days under the sun h) You warm soup d) A banana rots 3. Heterogeneous or homogeneous mixture? a)Spanish omelette b) Strawberry cake c) Pancake batter d) Sea water 4. Artificial, vegetable, animal or mineral origin? a) Rubber b) Glass c) Paper d) Nylon e) Leather f) Silk g) Gold h) Cotton
  • 6. ANSWERS 1.a) liquid b) solid c) gas d) solid e) liquid f) gas 2. a) physical b) chemical c) physical d) chemical e) physical f) chemical g) chemical h) physical 3. a) heterogeneous mixture b) heterogeneous mixture c) homogeneous mixture d) homogeneous mixture 4. a) vegetable origin b) artificial c) artificial d) artificial e) animal origin f) animal origin g) mineral origin h) vegetable origin
  • 7. ANSWERS 1.a) liquid b) solid c) gas d) solid e) liquid f) gas 2. a) physical b) chemical c) physical d) chemical e) physical f) chemical g) chemical h) physical 3. a) heterogeneous mixture b) heterogeneous mixture c) homogeneous mixture d) homogeneous mixture 4. a) vegetable origin b) artificial c) artificial d) artificial e) animal origin f) animal origin g) mineral origin h) vegetable origin