Your Cosmic Connection to the Elements. The Big Idea: Where elements come from and how we read the periodic table. By PresenterMedia.com. http://www.kochanowicz.com/Atoms%20Photos.htm. Atom - smallest particle that an element can be divided & still be the same substance
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The Big Idea: Where elements come
from and how we read the periodic
http://www.cartage.org.lb/en/kids/science/Chemistry/Atoms/Atomic%20Stucture.htmhttp://www.cartage.org.lb/en/kids/science/Chemistry/Atoms/Atomic%20Stucture.htmThe Atom’s Nucleus & Beyond
SI unit of atomic particles
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Note that the only elements that come from the Big Bang are:
Lithium (a little bit)
The expansion of the universe began at a finite time in the past, in a state of enormous density, pressure and temperature.
Small Stars- fuse H into He & then fuse
He into C, N, and O. These last 3
Elements make up the air we breathe &
More than 85% of our body weight.
Fusion- process of 2 small atomic nuclei coming
together to make a larger nucleus. The simplest
nuclei to use are deuterium & tritium (isotopes of
down on us from space.