Question

⦁ What is matter made up of?
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⦁ What is the name of these particles?
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⦁ What are physical states of matter?
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⦁ Which of them has fixed shape and volume?
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⦁ Which of them does not have fixed shape and volume?
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⦁ Name two gases which are supplied in compressed form in houses and hospitals.
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⦁ Which of them has fixed volume but not shape?
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⦁ Which physical state has maximum kinetic energy out of solid, liquid and gaseous state?
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⦁ A bottle of perfume was opened in a room. The smell of its vapours spread in the entire room. Name the property of gases which is responsible for this behaviour of perfume vapours.
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⦁ Name one property of liquids and gases which tells us that their molecules are moving constantly.
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Answer 1

Answer:

matter are made-up of tiny particles called molecules