Home Page

The complete history of the Universe -- from the Big Bang to 200 my into the future

Loading

History of the Universe eBook. 398 pages, 300 illustrations only $2.99

Previous pageNext page

Sand

Part of rock which is produced by weathering or by the action of the sea.

Most sand is light in color and is made of quartz.

Later four small rocky planets formed near the Sun: Mercury, Venus, Earth and Mars. As we shall see, life later evolved on one of these (Earth). These planets too had almost circular orbits. If they had oval orbits, life could not have evolved.

Previous pageNext page


History of the Universe eBook. 398 pages, 300 illustrations only $2.99

eBook only $2.99
398 pages, 300 images

"I find the science fabulous...an extremely useful teaching tool."
Professor David Christian

Become a Citizen of the Universe

and get your free badge!