On an H-R diagram, stellar radii ________
A) decrease from left to right
B) are greatest in the lower left and least in the upper right
C) increase diagonally from the lower left to the upper right
D) are impossible to determine
C
You might also like to view...
All terrestrial planets have moons
Indicate whether the statement is true or false
Which types of galaxies lack an ordered structure of stellar orbits?
a. elliptical galaxies only b. spiral galaxies only c. irregular galaxies only d. elliptical and irregular galaxies e. spiral and irregular galaxies
Small deviations in a planet's orbital motion
A) indicate the presence of an extensive atmosphere. B) imply the nearby presence of a massive body. C) indicate the presence of a powerful magnetic field. D) show the planet's orbit isn't stable. E) show we don't fully understand gravitational forces yet.
Mathematically, the product of mass, velocity, and radius is called _____
A) specific gravity B) angular momentum C) linear energy D) spectral radius