How does enriched uranium differ from naturally occurring uranium?
A) Naturally occurring uranium contains 1% 238U, while enriched uranium contains 3-5% 238U.
B) Naturally occurring uranium contains 1% 235U, while enriched uranium contains 3-5% 235U.
C) Naturally occurring uranium is mostly 235U, while enriched uranium is mostly 238U.
D) Naturally occurring uranium is mostly 238U, while enriched uranium is mostly 235U.
B
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Which of the following best matches the description?Energy that cannot be used to do useful work.
A. respiration B. photosynthesis C. kinetic energy D. neutron E. ion F. nucleus G. pH H. potential energy I. combustion J. entropy K. acid L. base M. latent heat N. proton O. isotope P. enzyme Q. electron
One thing Latin America shares with the African region is that the highest rates of population growth tend to occur in the poorest and least developed countries
Indicate whether the statement is true or false
Aldo Leopold published his thoughts on land-use ethics in A Sand County Almanac.
Answer the following statement true (T) or false (F)