3. protostar a cloud of dust collapses, nuclear fusion forms a star; mid-life star a 5 billion years later; red giant ... The stage in the star life cycle following the mid- life phase is a very large star called a . 9. ... Nebula Connecting Ideas 1. ... Alternative Assessment For visual/spatial learners, have students make a diorama.
|Title||:||Discover the Wonder: . Stargazing|
|Author||:||Scott, Foresman and Company|