Name __________________
Massive Star Life Cycle
Directions:  Rank each of the following pictures by age, going from youngest to oldest.  Put a 1 in the blank by the picture you think is the youngest star, a 2 in the blank by the second youngest, and so on.  If you wish, try to guess the age of each star.
 
image of large star

A _______(info)

Crab Nebula

B________(info)

Orion Nebula

C________(info)

image of star Betelgeuse

D________(info)

image of supernova 1987A

E________(info

image of Nova Cygni 1992

F________ (info

supernova remnat N132D

G________(info)

M16, the Eagle Nebula

H________(info