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

2. M a d e B y
R a j n e e s h K r S i n g h
K V T a l b e h a t

3. 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…

4. Breathing IN and OUT !!

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

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

7. 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.

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