Context: Death from laughter is a rare form of death, usually resulting from cardiac arrest or asphyxiation, caused by a fit of laughter. Instances of death by laughter have been recorded from the times of ancient Greece to the modern day.
 Question: can you have a heart attack from laughing Context: They appeared in the finals of the FIFA World Cup on one occasion in 1974. During the tournament they played West Germany, who were hosts in that year, for the first and only time at senior level, winning 1-0. East Germany was reunified with West Germany in 1990 and did not compete again after the 1990 World Cup.
 Question: did east germany ever qualify for the world cup Context: Angular frequency (or angular speed) is the magnitude of the vector quantity angular velocity. The term angular frequency vector ω → (\displaystyle (\vec (\omega ))) is sometimes used as a synonym for the vector quantity angular velocity.
 Question: is angular velocity the same as angular frequency
Yes
Yes
No