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Question
Fill in the blank with the appropriate word of the statement given below:
Germination of seeds is considered a __________ change.
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Solution
Germination of seeds is considered a chemical change.
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RELATED QUESTIONS
Classify the following as chemical or physical change:
Rusting of almirah
State whether the following is physical or chemical changes.
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Match the columns.
| Column A | Column B |
| 1. a change which cannot be easily reversed | a. man-made change |
| 2 a change that repeats itself at regular intervals | b. chemical chang |
| 3. a change that is made by humans | c. physical change |
| 4. a change in which the original substance cannot be obtained | d. periodic change |
| 5. a change where no new substance is formed | e. irreversible change |
| f . slow change |
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Differentiate between the following change with a suitable example.
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(b) Vaporisation
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pertain to –
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A change in which a substance retains its identity is a
______ change.
Give the reason why the following is considered as chemical changes.
An iron nail kept open in the atmosphere rusts.
If you leave a piece of iron in the open for a few days, it acquires a film of brownish substance, called rust.
Do you think rust is different from iron?
