NASA
Lava Layering
Take the old baking soda and vinegar volcano to the next level by using it to study repeated lava flows over time, examine geologic features on Earth and Mars, and speculate about some of the formations on Mars.
Curated OER
AP: Chapter 25: Phylogeny and Systematics
As a review or note taking guide, this resource wraps up a unit on the tree of life. Biology bigwigs define phylogeny and answer questions about the subsequent classification of organisms. The learning exercise takes a straightforward...
Curated OER
Who Was Here First? Relative Dating
Learners read about and complete question activities for the topic of relative dating. In this relative dating lesson, students read information for the topic and then complete two activities to further their understanding of geologic...
Curated OER
The History of Life
In this Earth's history worksheet, students will complete 5 true or false questions based on the early history of the Earth. Students will match 7 fossil vocabulary words to their definitions. Students will complete 4 short answer...
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Relative Dating - Telling Time Using Fossils
Learners use fossil range charts to explain relative dating. They graph for ammonites, marine organisms that went extinct at the same time as dinosaurs.
Curated OER
Relative Ages of Rocks
For this rocks worksheet, high schoolers review how sediments are layered over time and how the relative ages of rocks are determined. This worksheet has 1 matching and 11 multiple choice questions.