Labels:text | screenshot | font OCR: Three characteristics of surface waves interest Leonardo here: First, he shows how circular waves can begin in the center of a round vessel and travel to the edge and back again. Second, he sees how two sets of waves pass through one another without interfering with each other's progress. A And third, he describes how a wave, after it strikes a shore, reflects back through its source. He explores these patterns both in nature and under controlled conditions. Leonardo also records a series of observations