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.

[Q]: Question: When hit from behind in a car crash, a passenger can suffer a neck injury called what? Answer: whiplash
[A]: When hit from behind in a car crash, a passenger can suffer a neck injury called whiplash . Explain in terms of inertia how this occurs, and how headrests can prevent the injury.

[Q]: Question: Are thunderstorms more likely where the ground temperatures are extremely high or extremely low? Answer: extremely high
[A]: Thunderstorms grow where ground temperatures are extremely high.

[Q]: Question: Varicella zoster virus causes what two illnesses? Answer: chicken pox and shingles
[A]:
An enveloped virus. Varicella zoster virus causes chicken pox and shingles.