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Title: How big was the meteorite that apparently caused the Cretaceous-Tertiary mass ex Post by: Hog95 on Sep 4, 2014 How big was the meteorite that apparently caused the Cretaceous-Tertiary mass extinction?
A) 1 km B) 10 km C) 100 km D) 1000 km Title: Re: How big was the meteorite that apparently caused the Cretaceous-Tertiary mass ex Post by: GeoExp on Sep 4, 2014 Content hidden
Title: Re: How big was the meteorite that apparently caused the Cretaceous-Tertiary mass ex Post by: Hog95 on Sep 5, 2014 Thank you.
Title: Re: How big was the meteorite that apparently caused the Cretaceous-Tertiary mass ex Post by: GeoExp on Sep 5, 2014 You're welcome. Please mark it solved when you get a chance.
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