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प्रश्न
State whether the following statement is true or false. In case a statement is false, write the corrected statement.
Cutting a log of wood into pieces is a chemical change.
पर्याय
True
False
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उत्तर
This statement is False.
Explanation:
Cutting a log of wood into pieces is a physical change.
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संबंधित प्रश्न
Classify the following as chemical or physical change:
Boiling of water to form steam.
Dissolving salt in water is a reversible change.
Ripening of fruits is a desirable change.
What are reversible and irreversible changes ? Give one example for each.
State whether the following is physical or chemical changes.
glowing of a bulb -
State whether the following is physical or chemical changes.
respiration in living beings —
Classify the following as physical or chemical change :
Formation of curd from milk
Differentiate between a physical change and a chemical change with reference to – Nature of change is temporary and reversible or permanent and irreversible.
Select the chemical changes from the following list of changes
Vaporisation of water into water vapour.
Wood to sawdust:______:: Wood to Ash: Chemical change
