You are writing a piece of creative nonfiction about science. your friend is writing a personal essay. what should both pieces' conclusions have in common?

Summary, Learned, Logical Ending. Both conclusions should contain a summary about what you learned, what you realized from the experience, and a logical ending.

Conclusions in any piece of writing end with a summary about the key points you wrote about in the stories (fiction, nonfiction, personal narrative, etc.)  You also discuss what you learned withOUT introducing any new information.  Also, any piece of writing will need a logical ending.