Emotionally safe environment is somewhere that children feel/are able to - do, tell, talk, discuss. voice ideas, experiences, questions and act without the fear of judgement.
Who is around, what is around - equipment, resources, place.. what are the relationships that exist - keyworker, manager, colleagues, parent other professionals or staff.
Could you perhaps do a RA from an activity or occasion where you've been involved with the Children freely disclosing general or specific information or asking questions that could potentially be judged but was instead discussed openly and honestly so that everyone had an understanding.
Managing feelings can be about how you respond to information given. Positive response will support and reaffirm that the Children are able to discuss things freely. Empathy will help you understand and relate to what the information given is all about ..
Not sure what unit this is from sorry so hope it helps a little
Level 3 NVQ handbook and
google preview for unit 305 may help a little more
xx