In the United States, when is Labor Day celebrated?
AnswerThe first Monday in September
US Labor Day falls on the first Monday in September; Memorial Day is the last Monday in May.
Society · Facts & stats
Labor facts & stats
7 fact-checked facts about work and labor, each with the reason behind it. 5 more are in today's round and join this page after it closes.
The basics
In physics, work equals force multiplied by what?
AnswerDistance moved in the direction of the force
Work is done when a force moves something; W = force times distance.
Going deeper
Which country also celebrates Labour Day on the first Monday in September?
AnswerCanada
Canada's Labour Day falls on the same day as US Labor Day.
In which country did the Industrial Revolution begin in the 18th century?
AnswerGreat Britain
Mechanized textile mills, steam power and iron making first took off in Great Britain.
About how many watts equal one mechanical horsepower?
Answer746
James Watt defined horsepower; one mechanical horsepower is about 745.7 watts.
Expert level
In what year did Labor Day become a US federal holiday?
Answer1894
Congress made Labor Day a national holiday in 1894.
In The Wealth of Nations (1776), Adam Smith used which workplace to explain the division of labor?
AnswerA pin factory
Smith showed how splitting pin-making into many small steps greatly raised output.
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