In mathematical induction, showing that something works for the first case, or that P1 is true. angle of depression. The angle formed by a horizontal line and an observer's line of sight to an object below. angle of elevation. The angle formed by a horizontal line and an observer's line of sight to an object above.
Plankton's voice is provided by American actor Mr. Lawrence. The voice Lawrence uses for Plankton originated as an imitation of one of his deep-voiced friends from high school. On television, he first used the voice for incidental characters on Rocko's Modern Life.
Â· Rachel House (Whale Rider, Hunt for the Wilderpeople) lends her voice to Gramma Tala, Moanaâs confidante and best friend, who shares her granddaughterâs special connection to the ocean. Although her son Tui, the chief of Motunui, is a no-nonsense leader, Gramma Tala most definitely dances to the beat of her own drum.