chemical symbol O atomic number 8 atomic mass 15,999
Uses of oxygen: Oxygen therapy is widely used in the management of a
number of chronic
Physical properties:Oxygen is a tasteless gas. It has
May 22, 2014
Human evolution is the lengthy process of change by which people originated
from apelike ancestors. Scientific evidence shows that the physical and behavioral traits
changed. Apelike ance
Visit to Earths
4.6 billion years ago: Earth was created.
4.5 billion years ago: Earths moon was formed.
o4.5 billion years ago, a planetesimal the size of mars
crashed into earth.
oIt hit the earth with so much energy
VISIT TO EARTHS BEGINNING
By: Alexandra A. & Johnny S.
4.6 BILLION YEARS AGO
Born from exploding stars or supernova the new star gathered a
swirling disk of dust and gases around it
Heat generated by bombardments, the breakdown of radioactive
THE BUCKET LIST
Long happy marriage
A strong man, with better hair then me
I dont want any kids. I want to be able to go out for myself.
I dont want the responsibility of having to take care of
Physics or AP Physics
*Chemistry or Physics