मराठी

Make whistles of the things given below. Write in a sequence–from the loudest to the softest whistle. - Environmental Studies

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प्रश्न

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

टीपा लिहा

उत्तर

The sequence from the loudest to the softest whistle is given below:

– The cap of the pen

– By putting fingers in the mouth

– By wrapping a toffee

– By a balloon

– By a leaf

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Blow Hot, Blow Cold
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 15: Blow Hot, Blow Cold - Blow Hot, Blow Cold [पृष्ठ १४३]

APPEARS IN

एनसीईआरटी Environmental Studies - Looking Around [English] Class 5
पाठ 15 Blow Hot, Blow Cold
Blow Hot, Blow Cold | Q 3.1 | पृष्ठ १४३

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?

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.

  • Blowhard from your mouth onto your hands. How did you find the air from your mouth as compared to the air around you? Was it hotter, or cooler?

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.

  • Now put your hands at some distance from your mouth, and blow again. Does the air from your mouth feel warm? Why?

Can you think of any other way in which you use the warmth from your breath?


Have you ever burnt your tongue when you ate or drank something that was too hot? How do you cool some food when it is too hot?


For what other things do you blow air from your mouth?


Have you seen people playing different musical instruments like flute, dholak, been ...., guitar, mridang, etc. Can you recognize their sounds with your eyes closed? Find out more about these musical instruments. Collect their pictures too.


Take a glass. Bring it near your mouth and blow hard on it. Do this two or three times. Does the glass look hazy?


Jump 30 times. Did you feel breathless?


Stand with this snake below a fan. Look in which direction it moves. Take this paper snake to different places and observe its movement.


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