True or False: Chert, composed mainly of quartz, forms only by inorganic processes.
Indicate whether this statement is true or false.
Question 2
A quartz sandstone and an arkose were both produced from the weathering of a granite. Which rock's sediments experienced a greater degree of weathering than the other?
A) The sediments in the quartz sandstone experienced a greater degree of weathering than the sediments in the arkose.
B) The sediments in the arkose experienced a greater degree of weathering than the sediments in the quartz sandstone.
C) The sediments in the arkose and the quartz sandstone both experienced the same degree of weathering.
D) There is not enough information to answer this question.
A biofilm composed of a community of microorganisms glued by mucilage to a surface.
True-color view of Mars seen through NASA's Hubble Space Telescope in 1999
Early in the twentieth century, when malnutrition was common, companies such as this one advertised
Structures of the ionized forms of some representative fatty acids (part 1)
Structures of the ionized forms of some representative fatty acids (part 2)
Solid Drug Forms