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प्रश्न
Wood to sawdust:______:: Wood to Ash: Chemical change
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उत्तर
Wood to sawdust: Physical change. :: Wood to Ash: Chemical change
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संबंधित प्रश्न
Tick the most appropriate answer
2. Melting of ice is a
- reversible change
- irreversible change
- chemical change
- none of these
Fill in the blank.
An earthquake is a .................. change.
Dissolving salt in water is a reversible change.
How do you say that the process of digestion is a chemical change ?
State whether the following is physical or chemical changes.
water cycle in nature —
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.
Periodic and non-periodic change
Fill in the blank with the correct word of the statement given below:
Sublimation of iodine is an example of _________ change.
Select the chemical changes from the following list of changes
Rotting of eggs.
State whether the following statement is true or false:
Stretching of rubber bands is not a physical change.
Give two examples for the following case:
Physical changes which are not reversible
