What fraction of the mass of the Milky Way Galaxy appears to be in the form of "dark matter," which astronomers cannot see but can detect through its gravitational influence?
A) about 50%
B) about 10%
C) 0%-whoever heard of matter that can't be seen?
D) about 90%
Correct Answer:
Verified
Q138: The speed of the Sun in its
Q139: The MOST important reason globular clusters are
Q140: The halo of the Milky Way Galaxy
Q141: What has microlensing told astronomers about the
Q142: What physical process has allowed astronomers to
Q144: A rotation curve is a plot of
Q145: Which parameter is plotted as a function
Q146: What fraction of the mass of the
Q147: What is microlensing?
A) minute shift in the
Q148: Much of the mass of the Milky
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