Curated OER
Absolute Ages of Rocks
In this rocks worksheet, students review the process of absolute dating of rocks and compare it to the relative dating process. This worksheet has 16 fill in the blank questions.
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The Nucleus
In this atoms activity, learners review terms associated with atoms which includes isotopes, transmutation, and radioactive decay. This activity has 11 short answer questions.
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Working with Half-Life
In this half-life worksheet, students use a given table of half lives, mass, time and amount of original sample to solve for unknowns in nine given half-life problems.
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Writing Nuclear Reactions
For this writing nuclear reactions worksheet, learners read about nuclear equations for alpha decay, beta decay and positron emission. They are given the rules for writing nuclear reactions and a sample problem.
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Date a Rock!
Students figure the number of half-lives since the sample solidified, and therefore the "age" of the sample rocks.
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Half Life Lab
Seventh graders model radioactive decay using pennies, collect data from their model, apply scientific visualization techniques to their data and create animated models explaining the concept of radioactive half-life.
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How Do We Measure Absolute Time?-Geologic Clocks
In this absolute time worksheet, students define radiometric dating, tree rings and varves as means to measure absolute time. They are given information about each of these methods of dating.
Texas State Energy Conservation Office
Investigation: Splitting Atoms
In a simple activity, physical scientists model nuclear fission using a droplet of oil. This can be used alone in a unit on different types of energy, or as part of the energy conservation unit produced by the Texas State Energy...
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Lizard Lab
For this detailed and comprehensive multi-day activity, budding evolutionary biologists use real data from lizard populations in the Canary Islands to examine evolution and natural selection.
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The History of Life
In this history of life worksheet, students complete a crossword puzzle by figuring out the vocabulary words associated with the 11 clues given. Then students review how paleontologists use fossils to learn more about past living things...
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Properties of Matter
Ninth graders explore the molecular structure of matter and how it can affect the physical characteristics of a specific material. They demonstrate that isotopes of an element have different masses. Students demonstrate that the rates of...
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Half-Life Lab
Learners participate in a lab in which they are introduced to carbon-dating. In groups, they use the holes of paper from a hole puncher and determine the rate of retention after shaking coins onto the same area. They record their...
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Energy from Atoms
In this energy from atoms worksheet, students match 10 sentences to given terms related to nuclear energy, electricity, fission, and nuclear reactions. They also answer 3 questions about nuclear waste and atomic reactions.
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Nuclear-Powered Space Probes
In this space probes worksheet, students read about radioisotope thermoelectric generators and how they work. Then students complete 3 short answer questions.
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Absolute Ages of Rocks
For 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...
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Radiation Crossword Puzzle
In this radiation worksheet, learners complete a crossword puzzle by figuring out the vocabulary terms associated with the 25 clues given.
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Nuclear Power
Students take on the role of members of a concerned citizens group and discuss the transportation of spent-fuel rods from a local nuclear power plant and the safety issues that surround the power plant. Students work in groups to write...
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Isotopes of Pennies
Learners demonstrate that isotopes of an element have different masses. They illustrate atomic mass and neutrons. The periodic table is examined in length. Display of a collection of atoms is surveyed.
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Simulation of Irradiation
In this irradiation worksheet, learners simulate the effects of irradiation on bacteria growth by using UV light. Then students complete 6 short answer questions.
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Electron Sqare Dance
Students participate in an Electron Square Dance in which they act the part of atoms. They follow the structure of different atoms suggested by the teacher.
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Using the Land
In this land worksheet, students review the different ways that land is used such as landfills, topsoil, farmland, and hazardous waste. This worksheet has 13 true or false questions and 1 short answer question.