Big Bang Lab
Notes:
- scientists believe that there was once a densely packed mass that exploded
- all the matter flew out and began to form into different celestial bodies
- it kept expanding and expanding
- the red shift proves this because the universe is still expanding
- galaxies are spreading apart
- scientists believe that there was once a densely packed mass that exploded
- all the matter flew out and began to form into different celestial bodies
- it kept expanding and expanding
- the red shift proves this because the universe is still expanding
- galaxies are spreading apart