What happens when a solar nebula contracts?
A) It flattens out.
B) It spins faster.
C) It heats up.
D) All of the above
E) None of the above
D
You might also like to view...
What is the monolithic collapse hypothesis unable to explain?
a. The randomly oriented, elongated orbits of stars in the bulge and halo b. The circular motion of stars in the galactic disk c. The difference in metallicity between the spherical component and the disk component of the galaxy d. The elongated bar shape of the central bulge e. The low density of material in the halo, compared to the central bulge
What is the period of a wave described by the following function? y(x,t) = (2.00 m)cos[(6.00 m-1)x + (10.00 s-1)t] + (2.00 m)cos[(3.00 m-1)x + (5.00 s-1)t]
A) 0.628 s B) 5.00 s C) 1.26 s D) 10.0 s E) This is not a periodic function, so it does not have a period.
According to the law of reflection, the incident light ray, the reflected light ray, and the normal between them
A) lie in the same plane. B) may or may not lie in the same plane. C) lie in planes that are perpendicular to one another.
Which of the following mathematical expressions should be used to calculate the momentum of an auto?
A. mass × velocity B. weight × speed C. weight × force D. mass × acceleration