![14 billion years ago: start of the known universe… …but a rapid expansion of material known as the “Big Bang” Not really an “explosion”… The element 'Hydrogen' - ppt download 14 billion years ago: start of the known universe… …but a rapid expansion of material known as the “Big Bang” Not really an “explosion”… The element 'Hydrogen' - ppt download](https://slideplayer.com/8318511/34/images/slide_1.jpg)
14 billion years ago: start of the known universe… …but a rapid expansion of material known as the “Big Bang” Not really an “explosion”… The element 'Hydrogen' - ppt download
![The Big Bang Theory big bang The universe began as a single cosmic explosion about 14 billion years ago. - ppt download The Big Bang Theory big bang The universe began as a single cosmic explosion about 14 billion years ago. - ppt download](https://slideplayer.com/14760065/90/images/slide_1.jpg)
The Big Bang Theory big bang The universe began as a single cosmic explosion about 14 billion years ago. - ppt download
![Galaxies, stars and planets: Figure 17 Cosmic time, from the Big Bang, about 13.7 billion years ago, to the present. The first galaxies may have formed less than one billion years after Galaxies, stars and planets: Figure 17 Cosmic time, from the Big Bang, about 13.7 billion years ago, to the present. The first galaxies may have formed less than one billion years after](https://www.open.edu/openlearn/pluginfile.php/63861/mod_oucontent/oucontent/418/e1b40a9e/484bbdf9/s177_bk1_ch1_f1_17.eps.jpg)
Galaxies, stars and planets: Figure 17 Cosmic time, from the Big Bang, about 13.7 billion years ago, to the present. The first galaxies may have formed less than one billion years after
![14 billion years ago: start of the known universe… …but a rapid expansion of material known as the “Big Bang” Not really an “explosion”… The element 'Hydrogen' - ppt download 14 billion years ago: start of the known universe… …but a rapid expansion of material known as the “Big Bang” Not really an “explosion”… The element 'Hydrogen' - ppt download](https://images.slideplayer.com/34/8318511/slides/slide_2.jpg)
14 billion years ago: start of the known universe… …but a rapid expansion of material known as the “Big Bang” Not really an “explosion”… The element 'Hydrogen' - ppt download
![Scientists think they've spotted some of the universe's 'missing' matter and it could be a lot | CBC News Scientists think they've spotted some of the universe's 'missing' matter and it could be a lot | CBC News](https://i.cbc.ca/1.4373120.1509032546!/fileImage/httpImage/image.jpg_gen/derivatives/16x9_780/planck-cosmic-microwave-background.jpg)
Scientists think they've spotted some of the universe's 'missing' matter and it could be a lot | CBC News
![In The Beginning… 14 Billion years ago the entire Universe was contained in a single point. The Universe was “born” - ppt download In The Beginning… 14 Billion years ago the entire Universe was contained in a single point. The Universe was “born” - ppt download](https://slideplayer.com/4837278/15/images/slide_1.jpg)