3)++Our+Star+(Sun)+-+Ch+4.2

= =

**ASTRONOMY CHAPTER 4; Section 2:** Sun: Our Star
= = Online About Sun: http://www.kidsastronomy.com/our_sun.htm = (http://physics.uoregon.edu/~jimbrau/astr122/Notes/Chapter16.html) = -medium sized -medium temperature -middle aged -several layers
 * 1) Watch the Brainpop Movie on our star, Sun, then read the section in your textbooks (p. 109) Ch. 4, Sect. 2 - SUN. **
 * 2) Create a poster showing the following layers or surface features on Sun: **
 * A. CORE **
 * B. RADIATION ZONE **
 * C. CONVECTION ZONE **
 * D. PHOTOSPHERE **
 * E. CHROMOSPHERE **
 * F. CORONA **
 * G. SUNSPOTS **
 * H. SOLAR FLARES **
 * I. PROMINENCES **
 * 3) Be sure to list on your poster a little bit about what is occurring in each feature. **
 * 4) Color your Sun Layers posters and give it a title, your name, date & period. **


 * 1) * stars are giant nuclear reactors
 * 2) * hydrogen + Hydrogen = helium & energy (heat & light photons)


 * DID YOU KNOW????? **
 * SUN IS 93,000,000 miles from Earth. **
 * A Photon takes 8 minutes to get from Sun's photosphere to Earth!! **
 * A Million Earths can fit into Sun! **

**TRACK THE JOURNEY OF A PHOTON FROM CORE TO CORONA**
(http://library.thinkquest.org/C0126543/thesun.htm)


 * (http://www.spacestationinfo.com/layers-sun.htm)


 * Layer Name || Temperature of this Layer || What is going on in this Layer? ||


 * SOLAR SURFACE FEATURES: http://www.eaas.co.uk/news/solar_features.html**