The Meteorite Impact at the K-T Boundary Vaporized Lots of Sulphur-Bearing

question 86

Multiple Choice

The meteorite impact at the K-T boundary vaporized lots of sulphur-bearing limestone rocks.What was the effect on climate due to this vaporization?

• A) The vaporized rock blocked the sunlight, shutting down photosynthesis.
• B) Sulphuric acid and subsequently acid rain was produced in the atmosphere.
• C) The limestone rocks released large amounts of greenhouse gases.
• D) The vaporized rock caused an "impact winter."
• E) The vaporized rock formed clouds which blocked the sunlight.

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