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Activities for teaching about the Early Earth

This collection of activities contains materials used to teach about earth's history, evolution and extinction, geologic timelines, and methods used to date geologic events. We are seeking teaching materials that address early earth topics. Do you have a favorite teaching activity you'd like to share? Please help us expand this collection by sharing your own teaching materials.

You may also find useful information about references and resources for teaching about the early earth and ideas for creating early earth teaching activities.


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Teaching Geoscience with Video Snips part of Cutting Edge:Enhance Your Teaching:Videos:Activities
Video snips are short video segments of live footage of geologic processes (settling sand, cleaving minerals, or landslides) used to engage students, foster discussion, and stimulate higher order thinking skills. ...

Implementing A Constructivist Teaching Model For Conceptualizing Geologic Time part of Rates and Time:GSA Activity Posters
The activity fosters middle learning students critical thinking and allows for student generated essential questions to further their understanding of Earth's history and geologic time.

Greenstone Belt Assessment part of Cutting Edge:Topics:Rates and Time:Teaching Activities
Students examine and describe rocks found as part of a geologic sequence formed during the Precambrian Era and determine the geologic significance of each of the rocks in order. The capstone (not included on the ...

Geologic Time Discussion Analogies part of Cutting Edge:Topics:Rates and Time:Teaching Activities
This is 4 ppt slides used to facilitate discussion w/students about the immensity of geologic time. I ask them a series of leading questions and try to get them to do "mental math" in order to grasp the ...

Cyclostratigraphy and astrochronology exercise part of Cutting Edge:Topics:Rates and Time:Teaching Activities
Simple classroom activity to highlight how cyclostratigraphy and concepts of astronchronology can be used to refine age control in sedimentary rocks, estimate rates of processes, and for time control and ...

ConcepTest: Oldest Rocks part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Carefully examine the relative positions of the lettered arrows on the timeline below and estimate the ages represented by each arrow. Identify which letter corresponds most closely to the age of the oldest known ...

ConcepTest: Rock Ages part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Match the features in the relative time diagram below with the events described in the short sentences. Assume all rocks are sedimentary unless otherwise indicated. What is the best estimate of the age of F if A is ...

ConcepTest: What percentage of parent isotopes remain? part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
The half-life of a radioactive isotope is 1,000 million years. Scientists testing a rock sample discover that the ratio of parent and daughter isotopes indicates that the rock is 3,000 million years old. What ...

ConcepTest: Isotopic Dating with Parent to Daughter Ratios part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
The half-life of a radioactive isotope is 500 million years. Scientists testing a rock sample discover that the sample contains three times as many daughter isotopes as parent isotopes. What is the age of the rock? ...

ConcepTest: Relative Layer Age #4 part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Examine the image of rock layers below. Which statement is most accurate? Image courtesy of USGS. a. Layers A and E are the same age. b. Layers B and D are the same age. c. Layers C and F are the same age.

ConcepTest: Relative Layer Age #5 part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Examine the image of rock layers below. Which letter represents the layer that was formed first? Image courtesy of the USGS. a. A b. B c. C d. D

ConcepTest: Relative Layer Age #6 part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Examine the image of rock layers below. Which letter represents the layer that was formed last? Image courtesy of USGS. a. A b. B c. C d. D e. E

ConcepTest: Relative Layer Age #7 part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Examine the image of rock layers below. An angular unconformity is present between layers ___ and ___. Image courtesy of USGS. a. A and E b. B and D c. C and F d. F and D

ConcepTest: Relative Layer Age #8 part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Examine the image of rock layers below. Which sequence of letters best represents the order in which the layers were formed (from oldest to youngest)? Image courtesy of USGS a. A, B, C, D, E b. B, D, C, E, A c. A, ...

ConcepTest: Relative Layer Age #1 part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Examine the image below and determine which layer is oldest. Image courtesy of Alexandra Moore, Cornell University a. Layer 1 b. Layer 2 c. Layer 3

ConcepTest: Relative Layer Age #2 part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Examine the image of rock layers below. Which statement is most accurate in regard to rocks located at A and B? a. A is older than B. b. B is older than A. c. A and B are the same age.

ConcepTest: Relative Layer Age #3 part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Examine the image of rock layers below. Assume all the rock layers are horizontal. Which statement is most accurate in regard to rocks located at A, B, and C? a. A is the oldest and C is the youngest. b. B is the ...

ConcepTest: Relative Layer Age #9 part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Examine the image of rock layers below. Tilting must have occurred Image courtesy of USGS a. after A was deposited. b. between deposition of layers E and A. c. before B was deposited. d. between deposition of ...

ConcepTest: Relative Layer Age #11 part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Examine the image of rock layers below. Which letter represents the layer that was formed last? Image courtesy of USGS a. A b. B c. C d. D

ConcepTest: Relative Layer Age #10 part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Examine the image of rock layers below. Which letter represents the layer that was formed earliest? Image courtesy of USGS a. A b. B c. C d. D