Crystal of a chemical in a lab slowly disappear from their container they do not become liquid this is an example of which change of state

I will use three main points about encouraging people to act like heroes, teaching people about heroes, and rewarding people who are already heroes. I can provide evidence about other towns that have similar celebrations and the kinds of events that they have. I and i will include  pictures illustrating how other towns celebrate heroes. and For my  ending, I will review all of the points and pose a question to keep the audience thinking.