Notes
Physical Science Module 16 Notes
Content of the notes (1)
Page 1
Stars and the Universe
Sun
lights our planet, is just the closest star to us
Special Star
sun exists by itself as an individual star
Multiple Star systems - the stars orbit each other
Size and Mass
Essentially spherical with a diameter of more than a hundred times the earth
What is it made of?
a big ball of hydrogen and helium gas
can be split into four distinct sections (a photosphere, convection zone, radioactive zone, and core)