Present-Day Rapid Extinctions
In this extinction worksheet, students review the different human activities that are leading to present-day rapid extinctions. This worksheet has 9 short answer questions.
9th - 12th Science 5 Views 17 Downloads
Evaluating the Strength of Scientific Evidence: The Rediscovery of the Ivory-billed Woodpecker
A happy discovery occurred in Arkansas in 2004: a woodpecker, believed to be extinct since the 1940s, reappeared! Or did it? Middle to high school ecologists examine scientific evidence and use critical-thinking skills to determine...
7th - 12th Science
Mass Extinction and Fossil Records
The focus of a fossil-based lesson uses graphs and charts that allow young paleontologists to make inferences about events of mass extinction. They must apply their previous knowledge about fossil records in this final lesson of the...
7th - 12th Science CCSS: Adaptable
Feedback Loops: How Nature Gets Its Rhythms
Explore the role of feedback loops in maintaining nature's delicate balance with this short science video. Introducing the concepts of positive and negative feedback, multiple examples are presented that explore the intricate web of...
5 mins 7th - 12th Science CCSS: Adaptable
The Day the Mesozoic Died
A dynamic, three-part feature explores what caused mass extinction of the dinosaurs at the end of the Cretaceous period. Computer animations, interviews, and on-site footage from around the world divulge evidence that it was the K-T...
34 mins 8th - Higher Ed Science CCSS: Designed
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