Scientists Often Use a Process Called Carbon Dating to Estimate

Multiple Choice

Scientists often use a process called carbon dating to estimate the age of archaeological finds. The process measures the amount of carbon-14, a radioactive isotope with a half-life of 5,730 years. If a sample of wood from an ancient artifact had 15 grams of carbon- 14 initially, the amount remaining, in grams, is given by

where t is the number of years since the tree died. How many grams would be present after 5,730 years?

A) 30 g
B) 0.27 g
C) 7.5 g
D) 3.75 g