Different isotopes are useful in different dating processes. Suppose we wished to determine the age of an object which we suspect to be approximately 100 years old. An isotope with which of the following half-lives would be most appropriate for this project?
A) 5 years
B) 50 years
C) 500 years
D) 5,000 years
B
You might also like to view...
____________________ are the remains or traces of once-living organisms Fill in the blank(s) with the appropriate word(s)
Multiple dialects of American English formed because of
A) isolation from one another after independence. B) different cultural influences on each group. C) the Atlantic Ocean. D) invasions, including by the Angles, Normans, and Saxons. E) differences in the dialects of the colonial settlers.
In food webs, toxic chemicals tend to accumulate and concentrate most in the
A) top carnivores. B) herbivores. C) omnivores. D) autotrophs.
High-frequency P and S waves will have their vibrations amplified by 1) rigid construction materials, such as brick or stone, and 2) short buildings.
Answer the following statement(s) true (T) or false (F)