What are the four materials most often involved in the making of sedimentary rocks?
Quartz, clay, rock fragments, and calcite
You might also like to view...
A vertically polarized beam of light of intensity 100 W/m2 passes through two ideal polarizers. The transmission axis of the first polarizer makes an angle of 20.0° with the vertical, and the transmission axis of the second one makes an angle of 40.0° with the vertical. What is the intensity of the light after it has passes through both polarizers?
A) 22.2 W/m2 B) 44.4 W/m2 C) 66.6 W/m2 D) 78.0 W/m2 E) 11.7 W/m2
What is 34 + ( 4 ) × (1.2465 ) written with the correct number of significant figures?
A) 39.0 B) 38.99 C) 4 × 101 D) 39 E) 38.986
It takes 20.0 s for a exponentially damped harmonic oscillator to have its amplitude decrease from its initial value to one-half the initial value
How long does it take the amplitude to decrease from its initial value to one-fourth the initial value? A) 40.0 s B) 60.0 s C) 50.0 s D) 80.0 s E) 30.0 s
Which of the following is true about irregular galaxies?
A) They are composed solely of old stars. B) They generally have significant bulge populations. C) They were more common when the universe was younger. D) They have reddish colors. E) They have well-defined spiral arms.