Changes in Y5A Thursday, 6th December · by herringthorpejuniors · in Year 5. · We have been explaining reversible changes in Y5A. We have been using evaporation to separate water and salt. The warmest part of the classroom was under the smart board, this is where this process was the quickest. Share this:Click to share on Twitter (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Pinterest (Opens in new window)Like this:Like Loading...