About how much more abundant is thorium compared to uranium within Earth's crust?
A. Thorium is about four times as abundant as uranium.
B. Thorium is about sixteen times as abundant as uranium.
C. Uranium is actually more abundant than thorium, but less stable.
D. Their abundance is about the same, though thorium is more easily extracted.
Answer: A
You might also like to view...
Metamorphic rock around a batholith most likely formed by contact metamorphism
a. True b. False
Define "geospatial data."
What will be an ideal response?
Kathoeys, feadóg stáins, and hwan-gap are examples of
A) cultural traits. B) transgender minority groups. C) instruments. D) rites of passage. E) Indian tribes.
An active volcano is defined as one that
A) exhibits activity indicative of an imminent eruption. B) has erupted at least once within recorded history C) has erupted at least once within the past century. D) has erupted at least once within the past decade.