Blow hot blow cold

Kvs 5th class EVS Blow hot Blow Cold based on CBSE .
Various wind blow music instruments . Human body heart and breathing rates etc...

1. Made By Rajneesh Kr Singh KV Talbehat

2. We Blow Air To: Warm our hands To cool hot tea To make small wind mill move To cool hot things To Play Musical Instruments Whistling Etc…

3. Breathing IN and OUT !!

4. What is Breathing !! Breathing  is the process that moves air in and out of the lungs.

5. STETHESCOPE René- Laennec was a French physician. He invented the stethoscope in 1816, while working at the Hospital.

6. Some Interesting Facts about Heart and Breathing !! Heart The average heart is the size of a fist in an adult. A normal resting heart rate for adults ranges from 60 to 100 beats per minute. Whales have the largest heart of any mammal. Laughing is good for your heart. Breathing A person usually breathes an average of 13 pints of air every minute. To accommodate the heart, the right lung is larger than the left lung — for humans. Children and women breathe faster .

7. Various Musical Instruments which requires blowing of Air. 1.Trumpet 2.Flute 3.Mouth Organ 4.Bag piper