Aaron took calculus as a freshman in high school, but he is now taking it again as a college senior to fulfill requirements for his major. Based on your knowledge of memory, you could predict that the material would take in his college class as it did in his high school class.

Less effort and little time for learning calculus

Explanation:

Memory knowledge is the information or knowledge that is acquired by mind reaches the memory to get stored. This increases learning capability of mind for future.

According to the question ,as Aaron has already learnt some calculus when he was in high school, it would be easier for him to learn calculus in his college as senior.He will take less time and effort to acquire its knowledge as he is familiar with the concept from time of high school.

b) the planets year length would be longer

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radiant energy is a form of kinetic energy only.(a)