Short Answer
From studies of the masses of individual galaxies and the masses of clusters of galaxies, it isnow apparent that up to ________ of the universe is composed of dark matter.
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q45: If the merger theory is correct, the
Q46: Why do almost all active galaxies occur
Q47: A red supergiant is observed in a
Q48: Relate black holes in the early galaxies
Q49: What is true of spiral galaxies?<br>A)They are
Q51: To what three types of modern survivors
Q52: For nearby spirals, their rotation curves help
Q53: Collisions between galaxies are thought to:<br>A)have stopped
Q54: On average, the stars in elliptical galaxies
Q55: On average, elliptical galaxies are much older