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 is the agave called the century plant? Complete General Knowledge Question and Answer for Class ...
General Knowledge
How does cement harden? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 ...
General Knowledge
Who invented traffic signals? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 1...
General Knowledge
Do you know "Indian bravery showcased in Brighton museum".
General Knowledge
How is synthetic rubber made? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 1...
General Knowledge
When did the wedding cake originate? Complete General Knowledge Question and Answer for Class 6, 7, ...
General Knowledge
Why is the White House called so? Complete General Knowledge Question and Answer for Class 6, 7, 8, ...
General Knowledge
Who baked bread first? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 a...
General Knowledge
Do you know “First words on a gramophone record".
Do you know
What is incense made of? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11...
General Knowledge
What kind of clothes did the Mayans wear? Complete General Knowledge Question and Answer for Class 6...
General Knowledge
Do you know “Princie, the pink diamond”.
Do you know
Which is the deadliest snake? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 1...
General Knowledge
Where was the first theatre? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10...
General Knowledge
What is a boycott? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and 1...
General Knowledge
Are lizards poisonous? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 a...
General Knowledge
Did dinosaurs sit on their eggs to hatch them? Complete General Knowledge Question and Answer for Cl...
General Knowledge
What gods did the Babylonians worship? Complete General Knowledge Question and Answer for Class 6, 7...
General Knowledge
Did the Babylonians know maths? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9,...
General Knowledge
What is amber? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and 12 St...
General Knowledge
