Utah Education Network
Uen: Penny Half Life Lab
Students will use pennies to model the half-life of radioactive atoms.
CK-12 Foundation
Ck 12: Physical Science: Radioactive Half Life
[Free Registration/Login may be required to access all resource tools.] The half-life of a radioisotope, rates of radioactive decay and variation in half-lives in different radioisotopes.
Physics Aviary
Physics Aviary: Half Life Lab
This lab is designed to allow students to look at the amount of radiation that is detected at different times from a radioactive source with a very short half-life. This video will help with the lab:...
Texas Instruments
Texas Instruments: Half Life Lab
This activity explains how students use a CBL2 and TI-83 or TI-84 calculator to collect and calculate the half-life of a barium isotope. Students can use an isogenerator to milk out a meta stable isotope of Barium with a short half-life....
Texas Instruments
Texas Instruments: Numb3 Rs: A Matter of Half Life and Death
Based off of the hit television show NUMB3RS, this lesson introduces students to the topic of exponential decay and half-life. The lesson is built around Cesium-137, a radioactive isotope, and it's declining radioactivity over the course...
CK-12 Foundation
Ck 12: Radioactive Half Life
[Free Registration/Login may be required to access all resource tools.] Explains radioactive half-life and radioactive dating, and demonstrates how to solve problems with each.
Physics Aviary
Physics Aviary: Practice Problems: Half Life From Graph
Determine the half-life of an isotope based on the graph of the amount of the isotope left as a function of time.
Physics Aviary
Physics Aviary: Practice Problems: Half Life From Data
Determine the half-life of an isotope based on the activity data of the isotope as a function of time.
Physics Aviary
Physics Aviary: Practice Problems: Decay Constant and Half Life From Table
Determine the decay constant and half-life of an isotope based on the activity data of the isotope as a function of time.
CK-12 Foundation
Ck 12: Physical Science: Half Life and Radioactive Dating
[Free Registration/Login may be required to access all resource tools.] Explains radioactive dating, how it works, and how carbon-14 is used to date the remains of living things.
Texas Instruments
Texas Instruments: Discovering Algebra: Decreasing Exponential Model & Half Life
Students will explore exponential equations that model real-world decay data.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Alpha Decay
Watch alpha particles escape from a polonium nucleus, causing radioactive alpha decay. See how random decay times relate to the half life. Java required.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Radioactive Dating Game
Learn about different types of radiometric dating, such as carbon dating. Understand how decay and half life work to enable radiometric dating. Play a game that tests your ability to match the percentage of the dating element that...
Texas Education Agency
Texas Gateway: Ap Physics I: Appendices: Atomic Masses
This is a chart of the elements including the atomic mass, atomic number, symbol, half-life, and more.
BBC
Bbc: Gcse Bitesize: Radioactive Emissions
This lesson focuses on radioactive emissions including radioactive decay, half-life, using half-life, how to calculate net decline, a table showing how the count rate of an isotope might change over time, and a link to a test.
University of Colorado
University of Colorado: Physics 2000: Halflife
An interactive tutorial on half life. Very readable and has a little extra for the advanced student.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Alpha Decay
Via this interactive SIMS experiment, students will grasp better understanding of decay in alpha particles and their relationship to half life. Lessons and teacher tips included.
Texas Instruments
Texas Instruments: Growth and Decay Formulas
In this question set, students use exponential growth and decay functions to solve problems about compound interest, population growth, investments, and half-life. Solutions and explanations are provided for these problems.
Other
Georgia Perimeter College: Radiometric Dating Assignment
This educational resource provides information to help students understand the concept of half life.
PBS
Pbs Teachers:nordic Sagas: Radioactive Reindeer
Demonstrate how soil absorbs radioactivity by simulating the absorption of the radioactive isotope from the Chernobyl disaster into the lichen of Scandinavia. Use a chart to figure out the half-life of the isotope.
Other
Nearpod: Partitioning Equal Shares
In this lesson on partitioning equal shares, 1st graders explore halves and fourths, learn key vocabulary, and apply their learning to a real-life scenario.
Georgia Department of Education
Ga Virtual Learning: Ap Chemistry: Kinetics and Equilibrium
Through interactive activities in a module format, students learn about kinetics, collision theory, reaction rates, and rate laws. They will calculate rate laws from experimental data, concentration and time, and half-life of a reaction....
Science Education Resource Center at Carleton College
Serc: Radioactive Decay Calculator
Young scholars will use this online Radioactive Decay Calculator to compute radioactive decay, timed decay, and timed solid disposal for a databank containing 116 isotopes. This calculator also features University of British Columbia...
PBS
Idaho Ptv: Science Trek: Salmon
An excellent and comprehensive resource on salmon. Includes three videos: a half-hour show, a video short, and a short video where an expert answers children's questions. The facts section covers every topic you might think of, including...
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