What is the difference between linear and angular motion ? Explain through example.
Linear motion is any motion that moves along a straight line in one direction. The direction can either be horizontal, vertical or inclined direction. Example, approach run. Angular motion is rotatory motion, it occurs when all points on a body or object move in a circular path about the same fixed central line or axis. A child swings and rotations in hammer throw are the best example.
What do you understand by relative strength ? Explain the importance of body weight in determining relative strength.
Maintaining physical activities for a longer period, brings desirous changes in circulatory system. Justify your answer by highlighting three benefits of exercise.
Explain the procedure for conducting Kraus-Weber test for measuring minimum muscular strength.
Being sports captain of the school, prepare five important committees with their responsibilities to conduct one day Run for Health Race.
