Why will an iron-rich olivine have a higher density than a magnesium-rich olivine?
A) More magnesium is needed to equal the same atomic charge as iron.
B) Iron-rich olivine has smaller crystals, so more of them will fit into the same area.
C) Magnesium-rich olivine has more silicon, which is less dense.
D) Iron has a greater atomic mass than magnesium and therefore is heavier.
Answer: D
You might also like to view...
For a meandering stream, the majority of erosion occurs _____.
a.) at the inside of a bend b.) at the inside of a bend for a stream traveling north c.) at the inside of a bend for a stream traveling south d.) at the outside of a bend
The MOST popular form of diving is:
A) scuba diving. B) saturation diving. C) breath-hold diving. D) surface-tended diving
Compared to municipal solid waste in 1960, today's municipal solid waste is much ________
A) less likely to be dumped into an open pit B) less likely to be buried in a sanitary landfill C) less likely to be recycled D) more likely to contain coal ash
What are the different layers, or horizons, that compose a soil profile? What makes each one distinct from the others?
What will be an ideal response?