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2. Give reasons for the followingobservation:The smell of hot sizzling foodreaches you several metresaway, but to get the smell fromcold food you have to go close.3. A diver is able to cut throughwater in a swimming pool. Whichproperty of matter does thisobservation show? L4. What are the characteristics ofthe particles of matter?5. which of the following are the matterchair, air, love, smell, hate, almonds, thought,cold,lemon water,smell of perfume. |
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Answer» Answer: Explanation: 2. The smell of hot sizzling FOOD reaches you several meters away, but to get the smell from COLD food, we have to go close because the kinetic energy of particles of matter INCREASES with the increase in temperature. 3. Property of matter observed A diver will be able to pass through water if there is the availability of space between the particles and the forces of attraction between the liquid particles are not very strong. 4. The CHARACTERISTICS of particles of matter are: (i) All matter is COMPOSED of very small particles that can exist independently. (ii) Particles of matter have spaces between them. (iii) Particles of matter are continuously moving. (iv) Particles of matter attract each other. |
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