1) The document discusses poetic meter and how to analyze the rhythm of a poem through scanning. It shows how to mark stressed and unstressed syllables and determine the dominant meter. 2) As an example, it scans the poem "Aunt Jennifer's Tigers" by Adrienne Rich, determining it is in iambic pentameter with a dominant iambic rhythm. 3) It defines different poetic feet (iamb, trochee, anapest, etc.) and how they contribute to the overall rhythm and meaning of a poem.