Who among the following discovered the concept of expanding universe?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is Option 1 i.e. Edwin Hubble.
- In 1929, Edwin Hubble provided the first observational evidence for the universe having a finite age.
- The three possible types of expanding universes are called open, flat, and closed universes.
- In other words, the universe has no center; everything is moving away from everything else.