Advertisements
Advertisements
प्रश्न
Filling up a balloon with hot air is a _______ change.
Advertisements
उत्तर
Filling up a balloon with hot air is a
physical change.
APPEARS IN
संबंधित प्रश्न
Tick the most appropriate answer
2. Melting of ice is a
- reversible change
- irreversible change
- chemical change
- none of these
Ripening of fruits is a desirable change.
How do you say that the process of digestion is a chemical change ?
State whether the following is physical or chemical changes.
lightning —
Tick (√) the correct alternative from the choice given for the following statement.
A substance which can not sublime is
Write true or false
Dissolving of solute in a solvent and rusting of iron are both physical changes.
Classify the Following as a Physical Or a Chemical Change.
Making of a Sugar Solution
Name the following.
The salt obtained when a chemical change takes place on the addition of iron to dilute sulphuric acid.
Name the following.
A form of energy required for a chemical change.
Adding sugar to milk is a physical change.
