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Horizontal component of velocity

A girl kicks a soccer ball with an initial velocity of 25 m/s at angle of 30 degrees above the horizontal. The horizontal component of the velocity of the ball is described by which of the following statements:

It changes uniformly.
It is zero.
It is 25 m/s.
It remains constant during the ball's flight.

Solution Summary

It explains how the velocity changes for a projectile.