|
Author Question: It is believed that ring galaxies form a. when two galaxies collide at high speeds. b. when two ... (Read 36 times) |
Did you know?
Excessive alcohol use costs the country approximately $235 billion every year.
Did you know?
Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.
Did you know?
Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.