The document discusses rhythm in poetry through meter and scansion. It describes common poetic feet like iambic, trochaic, anapestic, and dactylic. It also discusses common line types such as monometer, dimeter, trimeter, tetrameter, and pentameter. The document provides examples of scanning poems line by line to identify the meter and feet. It demonstrates how scanning an A.E. Housman poem identifies it as iambic tetrameter.