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प्रश्न
State whether the following is physical or chemical changes.
water cycle in nature —
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उत्तर
physical change,
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संबंधित प्रश्न
Name a chemical change which takes place in presence of:
State whether the following is physical or chemical changes.
lightning —
State whether the following is physical or chemical change.
Digestion of food —
Write true or false
Earthquake is a desirable change.
Give the main differences between physical changes and chemical changes.
Which of the following are physical changes and which are chemical changes ?
Classify the following as a physical or a chemical change.
Boiling of water
Give the reason why the following is considered as chemical changes.
Sulphur when burnt in air evolves a gaseous acidic product.
______ is the substance that is dissolved in a solvent.
State whether the following statement is true or false:
Stretching of rubber bands is not a physical change.
