In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.
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Question: Question: Simon was digging in his yard and found that the rocks that were shallower in the ground, compared to the surface rocks, were likely
Answer: younger

Answer: Therefore, deeper rock layers must be older than layers closer to the surface.

Question: Question: Yolanda moved to Florida where it is at sea level. The atmosphere here is considered
Answer: dense

Answer: The density of the atmosphere decreases with an increase in the height above sea level (altitude).

Question: Question: Don sees wavelengths using a spectrometer. A wavelength that is very long likely has a _____ frequency compared to a longer one.
Answer: lower

Answer:
Because all electromagnetic waves travel at the same speed through space, a wave with a shorter wavelength must have a higher frequency, and vice versa.