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.

[EX Q]: Question: When hit from behind in a car crash, a passenger can suffer a neck injury called what? Answer: whiplash
[EX 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.

[EX Q]: Question: Large or small numbers are expressed in scientific notation, which use powers of this? Answer: 10
[EX A]: Large or small numbers are expressed in scientific notation, which use powers of 10.

[EX Q]: Question: What is a galvanic process that can be prevented using cathodic protection? Answer: corrosion
[EX A]:
Corrosion is a galvanic process that can be prevented using cathodic protection. CONCEPTUAL PROBLEMS 1.