Advertisements
Advertisements
प्रश्न
Paheli kept an empty bottle made of plastic inside a refrigerator. After a few hours, when she opened the refrigerator she found the bottle had collapsed. Explain the possible reason.
उत्तर
The air inside the bottle contracts due to low temperature, hence the bottle collapses due to the outside pressure.
APPEARS IN
संबंधित प्रश्न
How are winds produced?
Set up an experiment to demonstrate the effect of low pressure and particulate nuclei over water vapours.
The direction of seasonal winds blowing over the Indian subcontinent during winter is from the ______.
The Roaring Forties in the southern hemisphere ______.
Identify the type of wind from the description given below.
These winds from the south-west bring rains to the Indian subcontinent. During June to September, India gets rains. After this period, these winds retreat.
Identify the type of wind from the description given below.
These winds blowing from the north pole region towards 60° N parallel cause cold wave conditions in extensive areas covering North America, Europe, and Russia.
Identify the type of wind from the description given below.
Hilltops get heated quickly during the day. The air in this part becomes hot, light, and starts ascending. Hence, a low-pressure area forms in this region. At the same time, the air at the foothills being cooler, and that area experiences high pressure. The air in that area blows towards low pressure.
A fire alarm usually detects smoke in case of fire. Where should such an alarm be placed in a room?
Name the ocean which is mainly responsible to bring rain-bearing monsoon winds to the Kerala coast in June every year?
A flat in Mumbai with a balcony facing the sea has some clothes hung on a clothesline in the balcony. Towards which direction the clothes will be blown in the afternoon? Explain.
