Gymnasts use chalk because of the other thing you grow accustomed to smelling in gymnastics facilities: sweat. The chalk in question is made of magnesium carbonate — distinct from the calcium carbonate of classroom chalk — and it helps keep gymnasts' hands dry.
What is the purpose of chalk in gymnastics? Chalk has been around almost as long as modern gymnastics. It has the dual purpose of absorbing perspiration and reducing friction. Read More...
According to the rulebook, kickers and punters are technically "defenseless" players at all times. That means they can't be hit in the head or neck, and can't be blocked with a helmet-first hit, even if they are trying to make a tackle on a return.
Can you tackle a kicker? Rule Summary View Official Rule. No defensive player may run into or rough a kicker who kicks from behind the line unless such contact: is incidental to and occurs after the defender has touched the kick in flight. Read More...
The average golfer should be able to hit a five iron 160 yards. This is for a player with average swing speed. The faster swinging players should be able to get 170 to 180 yards out of their five iron. Golfers with very slow swing speeds may only see 150 or fewer yards out of their five iron.
How far does Tiger Woods hit a 5 iron? Tiger Woods distance varies from club to club. Read More...