A decade.
No, a decade is every ten years, a century is every 100.
Eight score and ten is 170-years. A score equals twenty-years. The most famous use of the word score, is in the Gettysburg Address. Score is a slang term for a twenty-dollar bill.
true
A period of ten years is a decade.
decennial Occurring every ten (10) years. Also tenth anniversary
A census happens every ten years.
Passion Play
I think you are asking about a census.
Apportionment
survey
lnenio
depends what for!
Lots of things :-)
Every ten years=once a decade
Liverpool and Berlin hosts a passion play every ten years.
A census is done on the population. This is important because the representatives in the house is based on the population of each state.