The initial horizontal velocity refers to the component of velocity in the horizontal direction when an object is launched or thrown. It represents how fast the object is moving horizontally at the start.
Related terms
Vertical Velocity: The vertical component of velocity which represents how fast an object is moving up or down.
Projectile Motion: The curved path followed by an object in motion near the Earth's surface under the influence of gravity.
Launch Angle: The angle between the initial direction of motion and a reference line (usually horizontal) for an object being launched or thrown.