SAELI, DO YOU KNOW HOW THE SCIENTISTS WORKED OUT THE UNIVERSE?
WOW! THAT LONG? I WANT TO KNOW MORE, SAELI.
YUP. IT'S THE BIG BANG. AND THAT WAS 13 700 YEARS AGO
SURE, NANA. SO, IT HAPPEND LIKE THIS...
What about the big bang? do scientists have evidences for the Big Bang theory of the start of the Universe?
ONCE YOU WERE IN THE UNIVERSE, THE OTHER GALAXIES SEEMS TO BE MOVING AWAY FROM YOU
yes! The widely accepted theory for the origin and evolution of the universe is the Big Bang model, which states that the universe began as an incredibly hot, dense point roughly 13.7 billion years ago.