The Bug
When falling on a Pressure Plate, Snow or Carpet they produce the particles of whatever block is underneath and not their own.
Replicate
Place a Carpet, Snow or Pressure Plate on Dirt
Fall onto it
Notice how the particles underneath them produce but not their particles.
Related issues
Attachments
Comments

Thank you for your report!
We're already tracking this issue at MC-1691, so I will resolve and link this ticket as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
If you haven't already, you might like to make use of the search feature to see if the issue has already been mentioned.
Quick Links:
📓 Issue Guidelines – 💬 Community Support – 📧 Customer Support – 📖 Game Wiki