SETI (the Search for Extraterrestrial Intelligence) searches for communications from life in planets and moons
A) around nearby stars.
B) toward the center of the Milky Way.
C) in globular clusters.
D) in other galaxies.
E) within the solar system.
Question 2
Which of the following statements about open clusters is true?
A) All stars in the cluster will evolve similarly.
B) All stars in the cluster have approximately the same mass.
C) All stars in the cluster are approximately the same color.
D) There is an approximately equal number of all types of stars in the cluster.
E) All stars in the cluster are approximately the same age.