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प्रश्न
Name the following:
The term involved in the change of state from – ‘water to ice’ – which is a physical change.
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उत्तर
Freezing Point.
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संबंधित प्रश्न
Which of the following are chemical changes?
- Growth of a plant
- Rusting of iron
- Mixing of iron fillings and sand
- Cooking of food
- Digestion of food
- Freezing of water
- Burning of candle
State whether the following statement is true or false. In case a statement is false, write the corrected statement.
Cutting a log of wood into pieces is a chemical change.
Write true or false for the statement
A natural change can also be a desirable change
Write short answer.
Give two examples of periodic changes
Write short answer.
What are man-made changes ?
State whether the following is physical or chemical changes.
(energy produced) dissolving sugar in water —
Which of the following are physical changes and which are chemical changes ?
Glowing of an electric bulb
Select the chemical changes from the following list of changes
Respiration in mammals.
Name the following.
A form of energy required for a chemical change.
Stretching gold coin into a ring is a ______ change.
