Define Friction and name its types.
The force that opposes the motion of an object is called Friction.
Two types of friction are-1.Static friction
2.Dynamic friction
a.Sliding friction
b.Rolling friction
Participation in physical activity for a longer duration maintain functional fitness among aged population. Justify
Explain in detail about the effects of regular exercise on Respiratory system.
What does the word 'Coping strategies' mean, when talking about sports psychology?
What is contusion?
