The highest point of a transverse wave is called the CREST, while the lowest point of a traverse wave is called the TROUGH. Added 186 days ago|4/18/2015 2:58:34 PM. This answer has been confirmed as correct, not copied, and helpful. Confirmed by yumdrea [4/19/2015 4:18:08 PM].
The jointer plane (also known as the try plane or trying plane) is a type of hand plane used primarily to straighten the edges of boards in the operation known as jointing. A jointer plane may also be used to flatten the face of a board.
Report Abuse. A jointer is used to plane the edge or a board to square it for gluing to another board. A planner is used to remove the surface of the top and or bottom of a board, this will make the board thinner. Source(s): High school wood shop.