In general, ____
a. spiral galaxies are the most common galaxies, and are make up most of the cataloged galaxies
b. elliptical galaxies are the most common galaxies, and are make up most of the cataloged galaxies
c. most cataloged galaxies are spiral, but dwarf galaxies are the most common
d. most cataloged galaxies are elliptical, but spiral galaxies are the most common
e. most cataloged galaxies are spiral, but elliptical galaxies are the most common.
e
You might also like to view...
A small golden statue falls from a height of 8.2 m above the top surface of a pillow. If the acceleration of the statue upon striking the pillow is constant, what is the value of the acceleration if the pillow compresses by 3.9 cm as the statue comes to rest?
A. 2100
B. 21
C. 160
D. 210
A spaceship moves at a speed of 0.95c away from the Earth. It shoots a star wars torpedo toward the Earth at a speed of 0.90c relative to the ship. What is the velocity of the torpedo relative to the Earth? (The direction in which the spaceship moves is the positive direction.)
A. ?0.34c B. 0.34c C. 0.060c D. ?0.060c E. 0
The element helium was discovered by studying the Sun's spectrum
a. True b. False Indicate whether the statement is true or false
If the polarizing angle (the angle at which reflected light is completely plane polarized) of a flat piece of sapphire is 60.5°, what is its index of refraction?
a. 1.97 b. 1.77 c. 1.59 d. 2.36 e. 1.82