Which of the following best describes the evolutionary track followed on the H-R diagram for the most massive stars?
A) vertically upward, along the left edge of the diagram
B) diagonally to lower right, then vertical, then horizontally left
C) horizontally right, diagonally to lower left, then horizontally right
D) horizontally right
E) horizontally right, then forms a clockwise loop
D
You might also like to view...
If the spiral density wave were the only thing producing spiral arms, it would be expected that
a. all spiral arms would be gas and dust free. b. all galaxies would have only two smooth spiral arms. c. the Milky Way would show and irregular pattern of short arms . d. the Milky Way wouldn't have any spiral arms. e. the halo component of the Milky Way would show spiral arms as well.
For an eye that is 2.4 cm in diameter, what must be the range of focal lengths of the lens to focus objects from the near point (25 cm) to infinity on the retina?
What will be an ideal response?
As you move farther away from a source emitting a pure tone, the frequency of the sound you hear decreases
Indicate whether the statement is true or false
Reactance: What is the rms current through a 2.50-mH coil due to a 110-V rms, 60-Hz source?
A. 0.94 A B. 2.5 A C. 104 A D. 117 A