Potassium-40 is useful in determining the age of a fossil in samples
A) 300,000 years of age and older.
B) less than 25,000 years of age.
C) less than 50,000 years of age.
D) aged between 50,000 and 100,000 years.
E) aged between 100,000 and 250,000 years.
Correct Answer:
Verified
Q13: As recently as 2007,researchers found evidence of
Q14: The name of the specialized field of
Q15: Relative dating uses _ to estimate how
Q16: In the geologic timescale used by our
Q17: Fossils may be
A) All of the answer
Q19: The Cretaceous and Jurassic periods are part
Q20: A fossil is defined as any evidence
Q21: Marsupials are mammals that
A) carry their young
Q22: The femur in a snake and pelvis
Q23: If a structure has no apparent function
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