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.
Melissa Hutchison (born October 24, 1975) is an American voice actress who is well known for her voice role as Clementine in The Walking Dead for which she won Best Performance By a Human Female at the 2013 Spike Video Game Awards and has been nominated twice for a BAFTA Award for Best Performer. 1 Filmography.