There are four types of sounds that the cochlea produces: 1  Spontaneous acoustic emissions - the cochlea produces these sounds spontaneously (not in response to another sound). These only occur in approximately 40-50 percent of people with normal hearing.
Discovery Green. Discovery Green is a public urban park in Downtown Houston, Texas, United States. Opened in 2008, Discovery Green 11.78-acre (47,700 m2) is located on Avenida de las Americas across from the George R. Brown Convention Center and the Hilton Americas Hotel, adjacent to Toyota Center.
From the Story. Lavender Brown is a first-year Gryffindor.. Discovered in Book 1, Chapter 7, The Sorting Hat. Lavender Brown is a first-year Gryffindor.. Discovered in Book 2, Chapter 9, The Writing on the Wall. Lavender Brown is a second-year Gryffindor student. Discovered in Book3, Chapter 6, Talons and Tea Leaves. Lavender is a Gryffindor student. She attends Divination with the other Gryffindors, and believes strongly in the predictions of Professor Trelawney.