Curated OER
Using Radioactive Decay to Determine Geologic Age
Pupils investigae using radioactive decay to determine geologic age.
Curated OER
How Old Is Mike?
Students examine the absolute dating of fossils, they use a list of names and ages to determine the difference between relative age and absolute age. They explore the relative age and absolute age of people and of fossils.
Curated OER
Relative Dating in Archaeology
Students create a timeline that explains how ancient cultures used artifacts. In this Relative Dating in Archaeology lesson, students examine artifacts and draw conclusions about their origins. Then students analyze antiquated objects or...
Curated OER
Examining the Fossil Record
Students create an evolutionary tree based on fossil morphology and their ages. In this fossil record lesson plan, students are given 23 pictures of fossil. They study their morphology and arrange the fossils by age and structures on a...
Curated OER
Understanding the Geologic Timescale
Students identify and analyze how the geologic time scale was developed by investigating 11 periods of time and the vast expanse of time of the Earth's existence. They study their period, determine the important factors indicative to...
Curated OER
VARVES: Dating Sedimentary Strata: Geology, Paleontological Patterns
Students count the number of varves (annual layers of sediment) in shale billets, taken from the Green River Formation in Wyoming. The count is then extended to reflect the entire 260 meters of sediments where the billets originated.