Who discovered the light year?
Danish astronomer, Olaus Roemer discovered the light year in 1676. Light travels a distance of 5, 880,000,000 miles in a year. This is called a light year. Light travels at a speed of 186, 284 miles per second. Light year is the unit used by astronomers to measure distances in outer space.
Related posts:
Why were mammals better survivors? Complete General Knowledge Question and Answer for Class 6, 7, 8,...
General Knowledge
What were the laws introduced by Hammurabi? Complete General Knowledge Question and Answer for Class...
General Knowledge
GK Question "The Pencil Was Invented By Whom?" general knowledge book English 2021 current affairs q...
General Knowledge
What makes hair curly or straight? Complete General Knowledge Question and Answer for Class 6, 7, 8,...
General Knowledge
What is a toucan? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and 12...
General Knowledge
GK Question "How The Coins Got Their Names?" general knowledge book English 2021 current affairs qui...
General Knowledge
Were there libraries in ancient times? Complete General Knowledge Question and Answer for Class 6, 7...
General Knowledge
Why do flies rub their legs together? Complete General Knowledge Question and Answer for Class 6, 7,...
General Knowledge
Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and 12 Students CBSE Exa...
General Knowledge
Why is the internet like a web? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9,...
General Knowledge
Why does ice float? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and ...
General Knowledge
Who was Cyrus the Great? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11...
General Knowledge
How did the cave men discover fire? Complete General Knowledge Question and Answer for Class 6, 7, 8...
General Knowledge
Do you know “Languages in India: losses and gains in 50 years”.
Do you know
What is a boycott? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and 1...
General Knowledge
Why is Io called the 'pizza moon'? Complete General Knowledge Question and Answer for Class 6, 7, 8,...
General Knowledge
Were dinosaurs cannibals? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 1...
General Knowledge
GK Question "What Is The Size Of One Atom?" general knowledge book English 2021 current affairs quiz...
General Knowledge
GK Question "How A Submarine Manage To Stay Under Water?" general knowledge book English 2021 curren...
General Knowledge
Do you know “Jain manuscript, a world treasure”.
Do you know
