Author Question: Gas falling into a black hole becomes ____. a. hot, due to an increase in speed and molecular ... (Read 70 times)

dalyningkenk · **on:** Jul 27, 2018

Gas falling into a black hole becomes ____.

a. hot, due to an increase in speed and molecular collisions
b. hot, due to radiation from the black hole
c. compacted into solid matter by tidal forces.
d. cool, due tothe loss of gravitational energy.
e. cool, due tothe emission of infrared photons

Question 2

A star like the Sun emits a(n) ____ spectrum.

a. absorption
b. emission
c. continuous
d. Doppler
e. ionization