What are four ways you can tell a chemical change has occurred?

Super bowl 2019 how to watch is this link ok> > >

Asap i put 30 pts idk how much is shows. submit the following: · graphic organizer: evidence for a poem's theme · graphic organizer: informal essay for an outline about theme · first draft 1. write an introduction with a clear thesis about the theme of the poem. 2. analyze the theme of the poem using paraphrases, examples and quotations as evidence. 3. write a conclusion that summarizes the theme. 4. use appropriate transitions. 5. maintain a third person point of view.

Evaluate the argument in president kennedy’s inaugural address for sacrificing oneself for the greater good of humanity. is this argument convincing? in what ways can we see the legacy of his request in this word today.