Chapter Content type Value Position Created at
Chapter 2 - Health and Phys... text Activity 1. Why do you think the calf muscles tendon whic... 10 Delete Content
Chapter 2 - Health and Phys... image /default_org/ncert_images/class-ix/he... 11 Delete Content
Chapter 2 - Health and Phys... text At the beginning of the chapter, we had activities involv... 12 Delete Content
Chapter 2 - Health and Phys... image /default_org/ncert_images/class-ix/he... 13 Delete Content
Chapter 2 - Health and Phys... text (c) Pivot Joints: They allow rotational movement (for exa... 18 Delete Content
Chapter 2 - Health and Phys... image /default_org/ncert_images/class-ix/he... 19 Delete Content
Chapter 2 - Health and Phys... text Skeletal Muscles These types of muscles are attached to b... 22 Delete Content
Chapter 2 - Health and Phys... image /default_org/ncert_images/class-ix/he... 23 Delete Content
Chapter 2 - Health and Phys... text N OW ? DID YO U K How are different skeletal muscles in t... 24 Delete Content
Chapter 2 - Health and Phys... image /default_org/ncert_images/class-ix/he... 25 Delete Content
Chapter 2 - Health and Phys... text • Joint complexity — Some joints allow simple movement (l... 26 Delete Content
Chapter 2 - Health and Phys... image /default_org/ncert_images/class-ix/he... 27 Delete Content
Chapter 2 - Health and Phys... text Force and Range of Contraction Muscles can generate more ... 28 Delete Content
Chapter 2 - Health and Phys... image /default_org/ncert_images/class-ix/he... 29 Delete Content
Chapter 2 - Health and Phys... text The ball is kicked with an initial velocity (v) at an ang... 30 Delete Content
Chapter 2 - Health and Phys... image /default_org/ncert_images/class-ix/he... 31 Delete Content
Chapter 2 - Health and Phys... text Breathing and Respiration Breathing (also called ventilat... 34 Delete Content
Chapter 2 - Health and Phys... image /default_org/ncert_images/class-ix/he... 35 Delete Content
Chapter 2 - Health and Phys... text For normal, quiet breathing, the diaphragm does most of t... 36 Delete Content
Chapter 2 - Health and Phys... image /default_org/ncert_images/class-ix/he... 37 Delete Content
Chapter 2 - Health and Phys... text Internal Respiration (Gas Exchange in Tissues) As blood c... 38 Delete Content
Chapter 2 - Health and Phys... image /default_org/ncert_images/class-ix/he... 39 Delete Content
Chapter 2 - Health and Phys... text takes oxygen-rich blood from the lungs and sends it back ... 40 Delete Content
Chapter 2 - Health and Phys... image /default_org/ncert_images/class-ix/he... 41 Delete Content
Chapter 2 - Health and Phys... text Check Your Progress Answer in brief 1. Compare voluntary ... 92 Delete Content