Neco Model Questions Vol1 2024 Geography Question 30
Practice objective / multiple choice question 30 from the 2024 Neco Model Questions Vol1 Geography examination.
Three igneous rocks A, B and C have average crystal diameters of 0.5 mm, 2 mm and 5 mm respectively. Assuming crystal size is directly proportional to the time the magma spends cooling below the solidus, and that the cooling rate (temperature drop per hour) is inversely proportional to crystal size, rank the rocks from fastest to slowest cooling rate. Express your answer as a sequence of letters separated by ‘>', e.g., "A > B > C".
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This is Neco Model Questions Vol1 2024 Geography Question 30. It is one of the objective questions from the 2024 Neco Model Questions Vol1 Geography examination.
Difficulty level: Medium .
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