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Question
Classify the following as physical or chemical change :
Formation of curd from milk
Options
Physical change
Chemical change
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Solution
Formation of curd from milk – Chemical change
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State whether the following is physical or chemical changes.
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Across
1. Energy in the form of sunlight is absorbed by the green plants in this process.
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5. This change is permanent and irreversible.
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Down
1 . It is the change that takes place in case of swinging pendulum of a clock. –
2. Occurrence of this is a non-periodic change as well as a natural change.
3. It is a physical change.
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Breaking of a glass tumbler
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Respiration in mammals.
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