These events should be included on your timelines.
![](http://www.weebly.com/weebly/images/file_icons/pdf.png)
mass.extinctions.pdf |
![](http://www.weebly.com/weebly/images/file_icons/pdf.png)
mass.extinct.chart.pdf |
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These events should be included on your timelines. ![]()
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8th Grade Integrated ScienceThe Properties of Waves. Video Resources
These are some of my favorite You Tube channels for science. Archives
April 2020
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