The Crab Nebula is
A) a supernova remnant.
B) a planetary nebula surrounding a hot star.
C) a cool, gaseous nebula in which stars are forming.
D) the active nucleus of a nearby spiral galaxy.
Correct Answer:
Verified
Q140: MOST supernova remnants have been discovered by
Q141: How many neutrinos from SN 1987A were
Q142: The main component of primary cosmic rays
Q143: Which major astronomical event was apparently recorded
Q144: Which one of these does NOT form
Q146: Which of these sentences about SN 1987A
Q147: The main source of moderate-energy cosmic rays,
Q148: The rings of material surrounding the
Q149: What is the origin of the rings
Q150: In units of the Sun's mass, the
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