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Curated OER
Relative Ages of Rocks
In this ages of rock worksheet, students will review the processes and techniques of determine the age of rocks. Then students will use a rock layer diagram to determine what rock materials are older or younger. This worksheet has 16...
Curated OER
Relative Age Dating
Modeling dough and paper cutouts in science class? Learn about how relative age dating concepts, like the Law of Superposition and cross-cutting relationships, can be used to describe the formation of sedimentary layers.
Curated OER
Layers of Rock
Juvenile geologists drill clear plastic straws down into a playdough sedimentary rock model, pulling out sample rock cores. As they analyze their cores, they apply the law of superposition and discover that originally horizontal layers...
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Sampling Rocks
Here is a geology lesson which invites learners to explore a variety of rocks. They find rocks in the schoolyard and classify them according to size, color, and weight, then read the book Everybody Needs a Rock. Good lesson!
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Absolute Ages of Rocks
In this age of rocks worksheet, students answer five matching questions about terms related to the decay of atoms. They use a strip of paper to simulate half life of atoms and determine the total amount of time it took to deplete the paper.
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Relative Ages of Rocks
In this rock worksheet, students are given a diagram of historical events in rock formation and they label the diagram with the events according to the principle of superposition.
Curated OER
Relative Ages of Rocks
In this rocks worksheet, students review how sediments are layered over time and how the relative ages of rocks are determined. This worksheet has 1 matching and 11 multiple choice questions.
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Relative Aging Study Guide
In this relative age worksheet, students define relative time and absolute time and define the laws and rules of determining the age of rocks and fossils.
Curated OER
Rock On!
After five class sessions, young scientists will be able to identify common rock types: igneous, sedimentary, and metamorphic. This plan involves hands-on activities, includes various handouts and worksheets, and requires there to be...
Curated OER
Relative Aging Study Guide
In this relative aging worksheet, students define relative time and absolute time and define the laws and "rules" related to studying the age of fossils and rocks.
Curated OER
Rocks and Soil
Students explore the physical properties of rocks. They explore the three different types of rocks and are able to compare and contrast their different properties. Students simulate the creation of sedimentary rock, they also...
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Those Who Have Come Before Me
Class members are transformed into explorers as they work in groups to locate hidden items and map their journey along the way. They then leave clues for other groups of students to follow, and ultimately discover how past explorations...
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Fossils and The Law of Superposition
In this fossils and the Law of Superposition activity, students fill in 4 blanks with the proper terms that match definitions about fossils and rock layers. They complete 9 questions about 2 activities they performed related to the age...
Virginia Department of Education
Determining Absolute Age
How can radioactive decay help date old objects? Learners explore half-life and radioactive decay by conducting an experiment using pennies to represent atoms. Young scientists graph data from the experiment to identify radioactive decay...
Curated OER
Sandwich Stratigraphy
Two activities are included in this resource. In the first, junior geologists model sedimentary rock layers, apply the Law of Superposition, and demonstrate folding and faulting of the Earth's crust. The model is technically a sandwich....
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Determining the Age of Fossils
Students examine the concept of radioactive dating. In this radioactive dating lesson, students investigate how to determine the ages of fossils and rocks as they learn about half-life radioactive decay.
Columbus City Schools
The Mystery of Earth’s History
Every living creature can leave a fossil record, yet most fossils belong to extinct organisms rather than ones currently living. Scholars learn about dating rock layers, fossils, and the environment of the past. Pupils understand that...
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Geographic Regions and Backyard Geology with the USGS Tapestry Map
A beautiful tapestry map of North America is examined by geology masters. The map incorporates the topography and geology of different regions. You can purchase printed copies or a large poster of the map, or if you have a computer lab...
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Creating a Rock Sequence
In this rock sequence learning exercise, students will sequence a list of 10 historical events according to the principle of superposition. Students will label these events on a cross-section diagram.
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Using Radioactive Decay to Determine Geologic Age
Pupils investigae using radioactive decay to determine geologic age.
Serendip
Evolution of Fur Color in Mice – Mutation, Environment and Natural Selection
Most species of animals include a variety of fur or hair color, but why? Scholars watch a video about a changing environment for mice. As the rocks around them change hues, different colors of mice begin to thrive. Discussion questions...
Curated OER
A New Twist on Race Relations
Learners analyze the impact of American Bandstand on race relations. In this race relations instructional activity, students use the music and dance show American Bandstand to learn about race relations. Learners categorize pivotal...
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Rocks, Minerals, and Erosion
Young scholars identify and describe rocks that contain records of the earth's history and explain how they were formed. They formulate questions about and identify needs and problems related to objects and events in the environment, and...
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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.