Question 4915 Deck General

70% to pass

Ice concentration is measured in tenths. What concentration range of ice corresponds to "Close Pack"?

A 7 - 8 tenths
B 9 - 10 tenths
C 1 - 3 tenths
D 4 - 6 tenths
AI Explanation

The correct answer is A) 7 - 8 tenths. According to the international standards for sea ice concentration, "Close Pack" ice refers to a concentration range of 7 to 8 tenths of the total area covered by ice. This is the correct answer based on the standard definitions used for ice concentration measurements. The other options are incorrect because: B) 9 - 10 tenths corresponds to "Compact" ice, C) 1 - 3 tenths corresponds to "Open Drift" ice, and D) 4 - 6 tenths corresponds to "Open Pack" ice. The "Close Pack" range is specifically defined as 7 - 8 tenths of ice concentration.

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