All of them. Pretty much any sport out side of chess uses your whole body
The main joints used in a tennis serve are the shoulder, elbow, and wrist. The shoulder generates the power and range of motion needed, the elbow helps in extending the arm for acceleration, and the wrist provides flexibility and control over the racquet. Coordination among these joints is crucial for a powerful and accurate serve.
True.
Shoulder wrist thighs knees abs ankles arms
Probably a tennis court. Alot of schools play it in their gym, so you might want to find a similar surface. To protect your joints, where the proper padding!
gravel ?
You could be playing four square, or, perhaps tennis or basketball. However, you could say the courts used for tennis and basketball are rectangles.
When playing tennis, the arm is used as a 3rd class lever. Also, you can research how the human body reacts to such strenuous sporting activity.
Dinara Safina and Amelie Mauresmo
Graphite is used in tennis rackets to create a lightweight yet durable frame. The graphite material helps to enhance the power and control of the racket during gameplay. It is often combined with other materials such as carbon fiber to create a strong and responsive tennis racket.
Forearm muscles, biceps, deltoids, abdominal muscles, and obliques.
Temporary joints are used to hold objects together while building but are later removed once the project is stable.