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प्रश्न
Classify the changes involved in the following process as physical or chemical changes:
Photosynthesis
पर्याय
Physical change
Chemical change
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उत्तर
Chemical change
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संबंधित प्रश्न
Changes in which only ______ properties of a substance change are called physical changes.
Tick the most appropriate answer.
5. Photosynthesis requires
- heat energy.
- wind energy
- sunlight.
- sound energy
State whether the following is physical or chemical changes.
heating a mixture of iron filings and sulphur—
True or false
Is the process of digestion a physical change?
Classify the following as physical or chemical change :
Formation of curd from milk
Which of the following are physical changes and which are chemical changes ?
Classify the following as a physical or a chemical change.
Drying of wet clothes
Classify the following as a physical or a chemical change.
Burning of paper
Fill in the blank.
The reaction in which energy is evolved is called
When ice melts to form water, change occurs in its
