Advertisements
Advertisements
प्रश्न
Soda bottle bursts sometimes when it is opened during summer. Why?
Advertisements
उत्तर
- In a soda bottle, carbon dioxide gas is dissolved in water under pressure.
- The gas in the bottle expands.
- Hence, the pressure inside the bottle increases.
- Thus the bottle may burst in hot summer.
APPEARS IN
संबंधित प्रश्न
Name the components of air with their approximate percentage by volume in air. Does the percentage by volume of each component remain the same, in the atmosphere of different parts of the world? Explain with reasons.
Give a reason why nitrogen is filled in food packets and not oxygen.
Tabulate the various components of air, including the components with variable composition.
Why is carbon-dioxide gas used to extinguish fire?
Explain why during an incident of fire, one is advised to wrap a woollen blanket over a burning object.
Air is made up of oxygen only.
The constituent of air that supports combustion is _____.
Match the following.
| Nitrogen | Respiration in living animals |
| Oxygen | Fertilizer |
| Carbon dioxide | Refrigerator |
| Dry ice | Fire extinguisher |
Why does a lump of cotton wool shrink in water?
Observe the picture given in Fig. carefully and answer the following questions.
Can you comment on the air quality of the place shown in Fig?
