force | The force to add to the Y component of the Linear Velocity in the world space of the Rigidbody2D. |
mode | The method used to apply the specified force. |
Adds a force to the Y component of the Rigidbody2D.linearVelocity only leaving the X component of the world space Rigidbody2D.linearVelocity untouched.
Additional resources: Rigidbody2D.AddForceX and Rigidbody2D.AddForce.