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.
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Question: Question: What are molecules that the immune system recognize as foreign to the body? Answer: antigens

Answer: The average kinetic energy of atoms (each of mass and average speed ) in a gas is related to the temperature of the gas, measured in Kelvin. The Boltzmann constant is a constant of nature, equal to.

Question: Question: Water molecules are polar, so they form what type of bonds? Answer: hydrogen

Answer: Water molecules are polar, so they form hydrogen bonds. This gives water unique properties, such as a relatively high boiling point, high specific heat, cohesion, adhesion and density.

Question: Question: When a fluorine atom gains an electron, it becomes a negative what? Answer: fluoride ion

Answer:
When a fluorine atom gains an electron, it becomes a negative fluoride ion.