1. Mr. Magner DHSHS Earth Science
The Big Bang
Mr. Magner
DHSHS Earth Science

2. The Big Bang
The initial explosion which created and started the expansion of the Universe

3. The Universe is Expanding!!!
How do we know this?

7. The Expanding Universe
How do we know this?

8. Red Shift is another piece of evidence for the Big Bang

9. Red Shift is the shift of the light from distant galaxies and stars into the red side of the spectrum

11. Cosmic Background Radiation
Radiation left over from the Big Bang, which can be detected by radio and microwave telescopes.