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प्रश्न
Fill in the blank
Water boils at ______
रिकाम्या जागा भरा
उत्तर
Water boils at 100 °C.
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Composition of Matter
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संबंधित प्रश्न
Under what conditions do solids, liquids and gases change their state.
For the following statements, say whether it describes a solid, a liquid or a gas.
Particles move about very quickly.
Match the following columns
| Column A | Column B | ||
| A. | A molecule is composed of | i. | does not exist free in nature. |
| B. | Ice, water and water vapour | ii. | can vibrate only up to about `10^-10`m from their mean position. |
| C. | An atom | iii. | atoms. |
| D. | Gases | iv. | are the three states of water. |
| E. | The molecules of a solid | v. | occupy space |
What do you mean by inter-molecular forces?
What are molecules?
Differentiate between the following:
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Fill in the blank
The molecules are at a greater distance in ........ compared to liquids.
Write whether the following statement is true or false.
Solids have the largest inter-molecular space.
Multiple choice question.
Which one is a kind of matter:
Write scientific reason.
Lemon sharbat has a sweet, sour and salty taste and it can be poured in a glass.
