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Standard 8.E.6A.3

8.E.6A.3 Construct explanations from evidence for how catastrophic events (including volcanic activities, earthquakes, climatic changes, and the impact of an asteroid/comet) may have affected the conditions on Earth and the diversity of its life forms.

Grade(s): 8

Subject(s): Science

Year: 2014

Dinosaur Families | Project Discovery Revisited


Paleontologist Jack Horner, whose work has primarily been done in Montana, describes the lifestyle of the long-extinct dinosaurs. In 1978, Dr. Horner was looking for baby dinosaurs, which, until that...