Why strength is important in table tennis?

How does the magnetic resistance system in a magnetic bicycle contribute to a smoother and more efficient cycling experience? What are trial unicycles for? When was the TaylorMade Firesole driver made? What type of resource is aluminum? What size in centimeters should the bike be that I need? How can two people ride a bike together? What is the background history of Bomb's Away A Ping Pong Catapult? What types of tasks would you accomplish daily as a gymnastics instrutor? What are the key features of the Nakamura bike model? What are the advantages and disadvantages of using a 27.5 wheel size on a 29er frame for mountain biking? How long do bicycle tubes typically last before needing to be replaced? What do track umpires do in track and field events? Are road bikes good for commuting, and why? How do 105 shifters perform in terms of speed and efficiency in an 11-speed drivetrain system? How many balls are in the can of tennis balls? Where can I buy bike tubes for my bicycle? Can an opposing player smash a volley when the ball has NOT crossed the net to THEIR side of the court even if they don't touch the net? How old is Nadia Comaneci son? Why does UPVC not degrade? Who won the Men's doubles in 2009 French Open?