Life and Geologic Time
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 questions.
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Worksheet: How Do We Know How Old Earth Is?
A short reading passage about types of evidence used to estimate Earth's age is provided before giving junior geologists a research assignment. They define petrology, stratigraphy, and paleoontology. They describe the job of a geologist...
6th - 9th Science