BUNGEE JUMPING
It's a sport where you have to jump from a high place while you are tied to a very long elastic cable.
SNOWBOARDING
It's a sport where someone stands on a board made with a wood core surrounded with fiber glass, for the purpose of traveling down a snow covered mountain. Some of the boards have metal edges, some don't. The device that keeps the person on the board is a metal base with straps that are bolted to the board. After they are strapped on, they aim the nose of the board down the mountain and go.
SKATE
Skateboarding consist in rolling on or interacting with a skateboard.
WINDSURF
Glide on water using a surfboard with an attached vertical sail.