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प्रश्न
State whether the following is physical or chemical changes.
cutting wood into small pieces —
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उत्तर
physical change,
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संबंधित प्रश्न
Ripening of fruits is a desirable change.
Fill in the blank.
Growing of a seedling into a plant is _______ change.
State whether the following is physical or chemical changes.
respiration in living beings —
Write true or false
Burning of sugar is a temporary change.
True or false
Change of seasons is a non-periodic change.
What will you take into account while identifying the following?
A physical change in a substance.
Ice kept in a beaker, slowly melts and turns into water. The water in the beaker on solidification is freezing turns back to ice. Give four reasons why the change from ice to water and water back to ice is considered a physical change.
Give a reason why
Freezing of water is a reversible change while burning of a candle – an irreversible change.
Is a change of state of matter – a physical or a chemical change. Give reasons.
______ is the Universal Solvent.
