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प्रश्न
State whether the following is physical or chemical changes.
(energy produced) dissolving sugar in water —
उत्तर
physical change,
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संबंधित प्रश्न
Fill in the blank.
Heat is .................... by a gas during the process of condensation.
State whether the following is physical or chemical changes.
water cycle in nature —
Tick the most appropriate answer.
Rising and setting of the sun at a given place is a
State the various conditions that favour the process of evaporation.
Which of the following are physical changes and which are chemical changes ?
The rusting of an iron object is called :
Define a chemical change. Give two examples of the above changes.
Distinguish between the following.
Physical change and chemical change
Select the chemical changes from the following list of changes
Butter turning rancid
Give an example to justify the statement that physical changes can be reversible as well as irreversible.
