In this geologic time scale worksheet, students are given a list of terms and eras which they use to complete a time scale. They classify organic and inorganic changes that took place in the Precambrian era, the Cenozoic era, the...

In this time scale worksheet, learners create a time scale of Missouri and the earth using adding machine tape. The length of the tape represents the history of Missouri and the history of earth. Students identify the major events in...

In this geological time line worksheet, students compare the time lines they created of the earth's history to the history of Missouri. They answer questions about the eras, the scale of the time lines and the major events that occurred...

Learners examine evolutionary history; the earth's timeline by creating timelines. They determine the timeframes of era, epochs, and periods and study the species that were evident in each.

In this geologic time worksheet, students will define the difference between eras, periods, and epochs in the geologic time scale. Students will also look at the role of geological events and fossils. This worksheet has 10 short answer...