Carbon-14 dating is a way of determining the age of certain archeological artifacts of a biological origin up to about 50,000 years old. It is used in dating things such as bone, cloth, wood and plant fibers that were created in the relatively recent past by human activities.
Answer:
a i think
Explanation:
because it was the only one that compared something to another
The amount of energy required to change the temperature or phase of a reactant
