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Importance of Physical Exercise according ot age and sex

Importance of Physical Exercise according ot age and sex According to Age: Physical education is applicable for people of all ages. But programmes of physical education differ likings and dislikings for different age-groups. Not only physical exercise but also food, likings and dislikings and physical abilities are different for different age-groups. For example, physical ability of children is not equal to that of adults.  So to develop the abilies exercise through games should be introduced accordingly. Frog jumps, touch and back, crow jump or recreational games are some physical activities that can improve physical ability of children. Selection of exercise and games for adolescent should be done systematically. Standing in a line, exercise of hands and legs, running with a ball, touch and play, etc. and games and physcial exercise can be used to develop physical abilities of children. Remember, children and adolescents should not participate in weight lifting exercise. It causes h

Relation Between Celsius, Kelvin, Fahrenheit and Rankine Scales of Temperature

Relation Between Celsius, Kelvin, Fahrenheit, and Rankine Scales of Temperature

In the figure, the temperatures of absolute zero, the melting point of ice, and the boiling point of water as measured on the Celsius (Centigrade), Kelvin (absolute), Fahrenheit, and Rankine scales are shown.

Celsius and Fahrenheit's scales show the same reading at - 40° i.e., - 40° = - 40°F. The Kelvin scale and the Rankine scale agree at zero degrees only.

The temperatures represented have been rounded off to the nearest degree.

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