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प्रश्न
Physical Change: Boiling::Chemical Change: ______.
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उत्तर
Physical Change: Boiling::Chemical Change: Burning
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संबंधित प्रश्न
Fill in the blank.
When a candle burns, wax melts. Melting of wax is a ________ change.
State whether the following is physical or chemical changes.
cutting wood into small pieces —
True or false
Is the process of digestion a physical change?
Write true or false
Burning of paper and formation of curd are reversible changes.
What is a chemical change ? Give two examples of chemical changes.
Which of the following are chemical changes ?
- decaying of wood
- burning of wood
- sawing of wood
- hammering of nail into wood
Classify the Following as a Physical Or a Chemical Change.
Making of a Sugar Solution
Change is the law of nature and occurs in our everyday life, at all times and in all places.
Differentiate between the following change with a suitable example.
Slow and fast change.
Fill in the blanks in the following statements using the words given in the box.
| rusted, colourful, substance, chemical, physical, reversible, iron oxide, object |
- Making sugar solution is a ______ change.
- A physical change is generally ______.
- Grinding of wheat grain changes its size. It is a ______ change.
- Iron benches kept in lawns and gardens get ______. It is a ______ change because a new ______ is formed.
Adding sugar to milk is a physical change.
