Multiple choice Atmospheric pressure at sea level is 1039 grams / cm2 2068 grams / cm2 1034 grams / cm2 1134 grams / cm2 Reveal answer Fill a bubble to check yourself C Correct answer Explanation Standard atmospheric pressure at sea level is approximately 1013.25 millibars, which equals 1034 grams per square centimeter. This is the baseline pressure reference used in meteorology. Options A, B, and D are incorrect values.