The World Today - Comment

 

Question 1492: what is redshift?
Author: sreelekshmi - Category: Background Politic
Difficulty: 2/5 - Zone: World

  • red shift is light waves are elongated when an object moves away from the observer.
  • red shift is a dangerous radiation from space
  • red shift is a galaxie in space
  • red shift is a sound from space

    Your name: Your email*:
    Comment on the question:

    I have been receiving large quantities of spam through this comment fonctionality, which is particularily dumb from the spammers since nobody but me ever gets to see the comments in question, and I am interested neither in porn nor gambling websites.
    As a result, I am forced to add a verification process. Please answer the question below to prove you are not a spamming bot:

    What is the capital of Japan?

    Answer:

    *Only if you want me to be able to contact you concerning your comment

    		•