When a high-mass star's core collapses, the star could ________.
A. explode as a supernova
B. become a black hole
C. become a pulsar
D. become a neutron star
E. All of these choices are correct.
Answer: E
You might also like to view...
At the end of its life, what kind of pressure will support our Sun?
A) neutron degeneracy pressure B) quark degeneracy pressure C) electron degeneracy pressure D) pressure from interstellar dust particles
The magnetic field at a point P, a certain distance from a long wire carrying a current of 2.0 A, is 1.2 × 10-6 T. How far is P from the center of the wire?
A) 11 cm B) 22 cm C) 33 cm D) 44 cm E) 55 cm
A ray of light strikes a thick sheet of glass (n = 1.5) at an angle of 20° with the normal. Find the angle of the refracted ray within the glass with respect to the normal
a. 31° b. 0.23° c. 37° d. 13° e. 20°
If the speed of a wave on a violin string is 400 m/s, what will be the speed of the wave if the tension in the string is halved?
a. 100 m/s b. 200 m/s c. 280 m/s d. 570 m/s