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...
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Radioactive Decay/Half Life
Learners demonstrate radioactive decay using candy corns. In this Physics instructional activity, students make predictions, collect data and form conclusions about patterns in radioactive decay.
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Using Radioactive Decay To Determine Age
Learners explore the process of carbon dating fossils to determine their age. They simulate radioactive decay using pennies in a shoe box. Heads represents a decayed atom each time they shake the box. They use the data to calculate the...
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Radioactive Decay
Students generate a radioactive decay table for an imaginary element, use their data to plot a decay graph, develop the concept of half-life, and use the graph to "age" several samples.
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Writing Nuclear Reactions
In this writing nuclear reactions worksheet, students 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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2005 U.S. National Chemistry Olympiad - Local Section Exam
National Chemistry Olympiad tests are released after their use each year, since they cannot use them again for this event. The result: outstanding comprehensive assessment resources for general chemistry classes! This 2005 version covers...
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Radioactivity Quiz
In this radioactivity quiz worksheet, students complete a 10 question true/false quiz. Quiz is also available as a student handout and Powerpoint presentation.
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Get a Half-Life Student Worksheet
Young scientists use a activity to help them perform a lab on the decay of a radioactive element. The activity serves as both a task guide and a lab sheet for pairs of learners. This activity requires a calculator and has excellent...
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Absolute Ages of Rocks
In this ages of rock worksheet, students review the processes involved with determining the ages of rocks which includes the radioactive decay of carbon-14. This worksheet has 5 matching and 5 short answer questions.
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Nuclear Chemistry Homework Problem Set
In this nuclear chemistry worksheet, students evaluate data from concentration experiments on radioactive iodine. They graph the data, determine radioactive decay and half life for the element.
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A Phylogenetic Perspective for the Cladistically Challenged
Students use M&Ms to simulate radioactive decay of elements.
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Absolute Dating/Radioactive Dating
Students explore radioactive decay. In this radioactive atoms lesson students complete a lab to help them understand the relationship between radioactive atoms vs stable atoms.
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Chapter 22 - 25 Review
In this chemistry review worksheet, learners explore their knowledge of solutions, acid and bases, nuclear reactions, and radioactive decay as they answer 33 matching, fill in the blank, and short answer questions.
CK-12 Foundation
Marie Curie's Classroom
What makes some elements stable and others radioactive? Scholars adjust the number of protons and neutrons in an element then observe its decay. The simulation includes a graphical representation and the chemical formula, as well as...
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Get a Half Life!: Student Worksheet
Upper elementary or middle schoolers will explore non-linear functions, graphing, and the curve of best fit through real-life data collection and trial analysis. They explore the concept of half-life and radioactive decay using M&Ms,...
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What is the Relationship Between Radioactivity and Radon?
In this radon and radioactivity worksheet, students analyze the data of the isotopes of elements that occur in the decay series of uranium-238. Students answer 6 questions about the isotopes, their half-lives, their potential threat and...
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The Nucleus-Radioactivity
In this nucleus and radioactivity worksheet, learners collect class data and the students represent radioactive atoms decaying. They plot their data and answer two questions about the results. They solve seven problems given the half...
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Radioactive Dating
In this radioactive dating learning exercise, students use their reference guide in their text book to find the half-lives of 4 isotopes. They use a decay chart to help determine the half-lives and age of given bones and samples of...
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Exponential Decay
Young scholars study exponential decay and its application to radiocarbon dating. In this exponential decay lesson, students use candy to model the time it takes for something to decay. Young scholars also graph the data they collect and...
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Nuclear Decay
In this nuclear decay worksheet, students read about alpha and beta decay and the isotopes formed by the reactions. Students solve nine problems including writing the equations for the decay of radioactive isotopes, identifying the...
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Half Life Analogy
Eighth graders explain half life. In this hands on activity, 8th graders use licorice to explain radioactive decay and graph their results.
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Physics Final Exam, Part A
Here is a comprehensive and cohesive final exam for your high school physicists. A variety of question styles are incorporated, such as multiple-choice and problem-solving. Topics are too many to list, so you will want to review the exam...
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Get a Half-Life!: Student Worksheet
In this math/science worksheet, students will work in pairs to conduct an experiment based on a decay function which is often used to model radioactive decay. Students will shake M & M's in a cup to rub off the M and then record...
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WS 6.1 Nuclear Particles and Reactions
In this nuclear chemistry learning exercise, students define radioactivity and the types of nuclear reactions. They label nuclear reactions with one of five types of reactions including fusion, fission, induced, natural decay or electron...
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