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प्रश्न
Put your finger under your nose. Can you feel any air when you breathe out from your nose?
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उत्तर
Yes, I can feel the air when I breathe out from your nose.
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संबंधित प्रश्न
Miya Balishtiye was confused when he saw the woodcutter blowing on his cold hands to make them warm and on the hot potatoes to cool them.
- Have you warmed your hands in winter by blowing on them when they are cold? How does it feel?
Can you think of any other way in which you use the warmth from your breath?
Picture 1 - Mini tried to cool her tea by blowing on it. Which do you think will be hotter – Mini’s tea or the air she blew from her mouth?
Make whistles of the things given below. Write in a sequence–from the loudest to the softest whistle.
– Wrapper of a toffee
– A leaf
– A balloon
– The cap of a pen
– Any other thing
Can you name some things which produce melodious or pleasing sounds when we blow into them?
Take a glass. Bring it near your mouth and blow hard on it. Do this two or three times. Does the glass look hazy?
Count how many times in one minute do you breathe in and breathe out.
We blow to cool hot things as well as to warm them. Give examples of each.
Measure your chest
– Take a deep breath in
– Ask your friend to measure your chest with a thread. Measurement ____________
– Now breathe out. Again ask your friend to measure your chest. Measurement ____________
– Was there any difference in the two measurements of your chest?
Can you understand from the movement of the snake - if the air is moving upwards or downwards?
