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प्रश्न
Tick (√) the correct alternative from the choice given for the following statement.
A substance which can not sublime is
पर्याय
iodine
camphor
sugar
dry ice
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उत्तर
sugar
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संबंधित प्रश्न
Melting of solid (wax) is a physical change.
Define physical change. Give two examples for the above changes.
Tick the most appropriate answer.
Physical changes are
Fill in the blank
Changes that occur in nature are called ______
Fill in the blank
Heat is ________ by a gas during the process of condensation.
Which of the following are physical changes and which are chemical changes ?
Glowing of an electric bulb
Classify the following as a physical or a chemical change.
Burning of paper
Select the chemical changes from the following list of changes
The crystallisation of salt from its solution.
Gas exists in three states as solid, liquid, and gas.
Explain the characteristics of physical change with examples.
