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प्रश्न
Filling up a balloon with hot air is a _______ change.
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उत्तर
Filling up a balloon with hot air is a
physical change.
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संबंधित प्रश्न
Write true or false for the statement.
Deforestation is a man-made change
Make a list of different types of changes with example.
Name a chemical change which takes place in presence of:
Write true or false
Decomposition of leaves is a fast change.
Write true or false
Dissolving of solute in a solvent and rusting of iron are both physical changes.
Classify the following as physical or chemical change :
Growth of a plant
Name the following:
The type of change physical or chemical involved – ‘when a substance undergoes a change in state, colour or size’.
Select the chemical changes from the following list of changes
Rotting of eggs.
______ is the substance that is dissolved in a solvent.
Cutting a log of wood into pieces is a chemical change.
