title: No dynamic float visible for attachment in unity
body: <p>I am trying attach a particle system's gravity modifier with a slider but it is not visible. Here is a screen shot of what I see. </p>
  
  <p><a href="https://i.stack.imgur.com/F1rFN.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/F1rFN.png" alt="enter image description here"></a></p>
  
  <p>Should I give this up and try to attach the value using a script instead ? ? ?</p>