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प्रश्न
With reference to the liquid state of matter – answer the following
How does the stored energy, have an effect on inter-particles space.
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उत्तर
Stored potential energy increases the space.
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संबंधित प्रश्न
Match the columns.
| (1) iron and gold | (a) molecules are very far apart |
| (2) melting | (b) pure substance |
| (3) intermolecular space | (c) non - metals |
| (4) compound | (d) the space between the molecules |
| (5) gases | (e) change from solid to liquid |
| (f) metals |
A solid is a state of matter that has
- no definite shape.
- large intermolecuiar space.
- high intermolecuiar force of attraction.
- no definite volume.
What happens when a solid is heated ?
Give reason Liquids can flow easily
Give reason of Liquids have definite volume but no difinite shape.
Give reason of When a teaspoon of sugar is added to half a glass of water and stirred, the water level in the glass does not rise.
When an incense stick (agarbatti) is lighted in one corner of a room, its fragrance spreads in the whole room quickly. Which characteristic of the particles of matter is illustrated by this observation?
Explain why, we can easily move our hand in air but to do the same through a plank of wood, we need a karate expert.
A glass beaker is half-filled with water and an empty glass tumbler is inverted & lowered inside the glass beaker. State your observations on tilting the tumbler below the level of the water in the glass beaker. Give a reason for your answer.
Explain the term ‘interconversion of matter’ with ice as a starting material.
