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प्रश्न
Riya pours some water from her bottle into another bottle. Does it change the shape of the water?
उत्तर
Yes, the shape of the water will change because liquids do not have a shape of their own. They take the shape of the container in which they are present.
संबंधित प्रश्न
What do you observe when :
water is boiled
Ripening of fruits is a desirable change.
What do you understand by the term 'latent heat' ? What are the two types of latent heat ?
Explain why, ice at 0° C is more effective in cooling than water at the same temperature.
Define the following term Melting.
There are four substances W, X, Y and Z. The substance W is a dark violet solid having diatomic molecules. A solution of W in alcohol is used as a common antiseptic C. The substance X is a white solid which is usually recovered from sea water on a large scale. The substance Y is a white solid which is insoluble in water and used in the form of small balls for the safe storage of woollen clothes. The substance Z is a yet another white solid which is used in making commonly used dry cells.
- Name (i) W (ii) X (iii) Y and (iv) Z.
- Out of W, X, Y and Z, which substance/substances can undergo sublimation ?
- Which substance is organic in nature ?
- What is the name of substance C ?
- Which substance belongs to the halogen family ?
Write whether the following statement is true or false:
Solids have the larger inter-molecular space
A kind of matter which can sublime is
Explain the term condensation
Explain the term boiling point
