Properties of matter Recognizing substances Matter 3 min

Properties of matter Recognizing substances

Matter (3 min)

Properties of matter Most likely, you already know something about this! Discuss these questions with you neigbour: • How can you see the difference between salt and sugar? • What is another way to distinguish salt and sugar? • Why is electrical wire made of copper and not of the cheaper iron? • What weighs more, a kilogram of lead, or a kilogram of feathers? • If you have an iron and an aluminium block that look the same, how can you tell which is which?

Properties of matter Are the characteristic of a substance. - Senses: - Or true: Density, Melting- boiling-point, flammability, Liquefy, ….

Properties of matter Are the characteristic of a substance. - Senses: - Or true: Density, Melting- boiling-point, flammability, Liquefy, ….

Properties of matter • Is unique for a substance • doesn’t change (the size and number of kg are not properties)

Properties of matter • Colour can be a property but mostly of the time it isn’t For example: copper has a copper colour and it’s oxide is green

Properties of matter Symbols

Properties of matter We make use of properties of matter! Tick the right boxes Concretecan canbe beused ininbuildings Concretecan canbe beused for forfood Concretecan canbe beused for forstuffingpillows Concretecan canbe beused for formakingpillars Check!

Properties of matter We make use of properties of matter! Tick the right boxes Saltwaterisissafewith electricity Saltwatermakesyou float Saltwatercan canbe beused for forconsumption Saltwatercan canbe beused for forconservation Check!

Properties of matter We make use of properties of matter! Tick the right boxes Coppercan canbe beusedto to fillteethholes Coppermeltsininthe fullsun Coppercan canresistacid rain Coppercan canbe beusedto to makejar jarcaps Check!

Properties of matter We make use of properties of matter! Tick the right boxes Thereisisalsooxygen gas gasininwater Thereisisair airininoxygen gas Oxygengas gasisisneeded for forfire Nothingcan canlive withoutoxygengas Check!

Properties of matter We make use of properties of matter! Tick the right boxes Plasticisismadeof ofoil Plasticcan canbe be bulletproof Plasticconducts electricity Plasticisisalwaysaasafe product Check!