World Book Trivia Challenge Advanced--1/14--winter Sports

Explanation
Some environmental groups criticize snowmobiling. They believe it destroys trees and other plants and endangers wildlife. They also say that the noise of snowmobile engines disturbs the peacefulness of wild areas.

Explanation
Iceboating, also called ice yachting, is a popular winter sport in northern regions of the United States and of European countries. Iceboats are small, speedy craft that resemble sailboats. They perform best in strong, steady winds on large areas of smooth ice. An iceboat can travel up to 100 miles (160 kilometers) per hour.

Explanation
The short program counts one-third of the skater's total score for the competition. It consists of eight required moves or elements: three jumps, three spins, and two fast step sequences or footwork. The moves may be done in any sequence with a 2-minute 50-second time limit. The moves are performed to music.

Explanation
Ice dancing competition consists of three parts. They are, in the order performed: (1) compulsory dances, (2) the original dance, and (3) free dancing.

Explanation
The earliest evidence of ice skating was found among Roman ruins in London and dates back to 50 B.C. Excavations of the ruins uncovered leather soles and blades made of polished animal bones. About A.D. 1100, people in Scandinavia wore skates made of deer or elk bones, which were strapped to boots with leather. These early skates were used for transportation. Recreational ice skating may have begun during the 1100's in Britain.

Explanation
A one-person sled sport called skeleton also uses a bobsled course. In skeleton, riders lie on the sled with their head forward. They steer the sled by the movement of the head and shoulders.

Explanation
The first organized sled dog race took place in 1908 in Nome, Alaska. Today, sled dog races are held in more than 20 countries. In Nome-style racing, the dogs in each team are hitched in groups of two side by side, sometimes with a single lead dog.

Explanation
The half-pipe is an acrobatic snowboarding event, not a skiing event. The event is performed in a deep trough.

Explanation
The biathlon is a winter event that combines cross-country ski racing and rifle marksmanship.

Explanation
Tobogganing is the winter sport of coasting on snow or ice by means of toboggans, which are sleds without runners.