instruction:
In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.
question:
Question: Which of these can be mined from Earth and used as an energy source? Answer: Coal
answer:
Coal can be mined from earth and used as an energy source.


question:
Question: What property of carbon and other elements can be used to date fossils and rocks, among other things? Answer: half-life
answer:
Half-life property of carbon and other elements can be used to date fossils and rocks, among other things.


question:
Question: In the body, in which organ does chemical digestion mainly take place? Answer: small intestine
answer:

In the body, chemical digestion mainly takes place in the small intestine.