Shapley's measurements of the distances to open clusters vastly revised our understanding of our position in the Galaxy.
Correct Answer:
Verified
Q1: It is harder to map the structure
Q2: The instability strip is above the main
Q4: All Cepheid variables discovered so far lie
Q5: The instability strip shows that not all
Q7: William Herschel's original model for our Galaxy
Q8: Shapley found the globular cluster distribution equally
Q9: Because of their greater luminosity, RR Lyrae
Q10: The problem with visual observations of our
Q12: Shapley found that globular clusters are only
Q17: The center of the Milky Way lies
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents