instruction:
Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.
question:
Question: Kangaroos, koala and opossums are part of what group? Answer: marsupials
answer:
Marsupials. Marsupials include the kangaroo, koala, and opossum.

question:
Question: The location of an object in a frame of reference is called what? Answer: position
answer:
The location of an object in a frame of reference is called position.

question:
Question: Covalent bond energies can be used to estimate the enthalpy changes of what? Answer: chemical reactions
answer:
Covalent bond energies can be used to estimate the enthalpy changes of chemical reactions.