Advertisements
Advertisements
प्रश्न
Select the correct alternative
The inter-molecular forces in liquids are
पर्याय
as strong as in solids
stronger than in solids
weaker than in solids
weaker than in gases
Advertisements
उत्तर
weaker than in solids
APPEARS IN
संबंधित प्रश्न
For the following statements, say whether it describes a solid, a liquid or a gas.
Particles are far apart and move in all directions
Fill in the blank
All the molecules of a substance are .............
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 |
Give reason :
The odour of scent spreads in a room.
Give reason :
When a teaspoon of sugar is added to half a glass of water and stirred, the water level in the glass does not rise.
Fill in the blank
All matter is made up of tiny particles called .................
Fill in the blank
Molecules in a ............ are packed very closely.
Fill in the blank
Matter is anything that has .......... and occupies ...........
Give two examples.
Solid element
Give a reason for the following:
An empty tumbler lowered into a glass beaker containing water, on tilting shows bubbles of air coming out, but when not tilted, no bubbles are seen.
