Question


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| Srl. no. | A | B | C |
| i | Separation of visible undesirable components | Water mixed with chalk powder | Magnetic Separation |
| ii | Separation of heavier and lighter components | Sand and water | Decantation |
| iii | Separation of insoluble impurities | Iron impurities | Filtration |
| iv | Separation of magnetic components from non-magnetic components | Rice and stone | Hand-picking |
| v | Separation of solids from liquids | Husk and paddy | Winnowing |


| 1 | Average kinetic energy of molecule | i. | Borosilicate |
| 2 | Pyrex glass | ii. | Railway Tracks |
| 3 | Thermal expansion | iii. | Burning |
| 4 | Heat transfer SamacheerKalvi.Guide | iv. | Temperature |
| 5 | Kerosene | v. | 20^(@)C to 10^(@)C |




| 1. | Ear | Cardiac muscle |
| 2. | Skeletal System | Flat muscle |
| 3. | Diaphragm | Sound |
| 4. | Heart | Air sacs |
| 5. | Lungs | Protection of internal organs |