Explain, What is “ Dynamic Friction ” ?

What are renewable resources?

What is projectile ? Explain any three factors that affect a projectile trajectory.

What is the difference between Running and Walking ? Explain mechanical Analysis of ‘Running’.

To cover the maximum distance at what angle an object should be released.

Write briefly, what is the role of physical activities in improving the quality of life.

Trekking is a long adventurous journey undertaken on foot in areas where common means of transport are generally not available. Name any four important materials required that should be carried along.

What do you understand by linear movement ? 

Suggest any two Isometric exercises for shoulder region.

What is the difference between linear and angular motion ? Explain through example.

Define flat foot.