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In many places we see evidence that the Earth's atmosphere had to evolve before living things could live on land.
In other places, the rock record reveals mass extinctions that occurred when environmental conditions changed so rapidly that organisms could not keep pace with the rate of change.
Therefore, to follow the storyline we recommend that teachers complete the activities in the order provided.
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B demonstrate an understanding of the use and conservation of resources and the proper disposal or recycling of materials; and 1.
A demonstrate safe practices during laboratory and field investigations; 1.
Key Terms: paleontology, evolution, fossilization, fossil record, index fossil, cross-cutting relationships, unconformities, fossil succession, rock superposition, original horizontality, geologic time, relative dating, speciation, mass extinction, adaptive radiation Standards: ESS TEKS: 1. C analyze changes in continental plate configurations such as Pangaea and their impact on the biosphere, atmosphere, and hydrosphere through time 1.
C evaluate the significance of the terminal Permian and Cretaceous mass extinction events, including adaptive radiations of organisms after the events 10. A compare the roles of erosion and deposition through the actions of water, wind, ice, gravity, and igneous activity by lava in constantly reshaping Earth's surface 11.
The activities we have selected are congruent with the Next Generation Science Standards (NGSS), and are arranged to build upon one another. I communicate valid conclusions supported by data using several formats such as technical reports, lab reports, labeled drawings, graphic organizers, journals, presentations, and technical posters. A in all fields of science, analyze, evaluate, and critique scientific explanations by using empirical evidence, logical reasoning, and experimental and observational testing, including examining all sides of scientific evidence of those scientific explanations, so as to encourage critical thinking by the student; 3.