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published by the BBC
This article from the BBC describes some of the controversy in the theory that the mass extinction of the Cretaceous period was caused by a meteorite impact. The crater thought by some to be the site of the impact may actually be much older than the Cretaceous event. The article is a follow-up to a BBC television program.
Subjects Levels Resource Types
- Solar System
= Asteroids
Other Sciences
- Geoscience
- Informal Education
- High School
- Reference Material
= Article
Intended Users Formats Ratings
- Learners
- text/html
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Additional Information
image credit: Eurico Zimbres, Wikimedia Commons (taken at the San Diego Natural History Museum); image source; larger image This resource was a Physics To Go feature from October 16, 2010 until November 1, 2010. View the feature here!

Access Rights: Free access
Restriction: © 2005 BBC
Has a copyright or other licensing restriction.
Keyword: asteroids
Record Creator: Metadata instance created October 18, 2010 by Raina Khatri
Record Updated: Oct 18, 2010 by Ed Lee
Last Update
when Cataloged:
September 1, 2005
ComPADRE is beta testing Citation Styles!

Record Link
AIP Format
(BBC, 2005), WWW Document, (
What Really Killed the Dinosaurs?, (BBC, 2005), <>.
APA Format
What Really Killed the Dinosaurs?. (2005, September 1). Retrieved December 6, 2021, from BBC:
Chicago Format
BBC. What Really Killed the Dinosaurs?. BBC, September 1, 2005. (accessed 6 December 2021).
MLA Format
What Really Killed the Dinosaurs?. BBC, 2005. 1 Sep. 2005. 6 Dec. 2021 <>.
BibTeX Export Format
@misc{ Title = {What Really Killed the Dinosaurs?}, Publisher = {BBC}, Volume = {2021}, Number = {6 December 2021}, Month = {September 1, 2005}, Year = {2005} }
Refer Export Format

%T What Really Killed the Dinosaurs? %D September 1, 2005 %I BBC %U %O text/html

EndNote Export Format

%0 Electronic Source %D September 1, 2005 %T What Really Killed the Dinosaurs? %I BBC %V 2021 %N 6 December 2021 %8 September 1, 2005 %9 text/html %U

Disclaimer: ComPADRE offers citation styles as a guide only. We cannot offer interpretations about citations as this is an automated procedure. Please refer to the style manuals in the Citation Source Information area for clarifications.

Citation Source Information

The AIP Style presented is based on information from the AIP Style Manual.

The APA Style presented is based on information from APA Electronic References.

The Chicago Style presented is based on information from Examples of Chicago-Style Documentation.

The MLA Style presented is based on information from the MLA FAQ.

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