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Activity
Exploratorium

Radioactive Decay Model

For Teachers 9th - 12th
Toss 100 pennies (or poker chips or any other two-different-sided objects) and remove all of those displaying tails. Line them up and repeat. The lines of pennies collected get smaller each time, successfully representing half-life.
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Lesson Plan
Curated OER

Radioactive Simulations

For Teachers 9th - 12th
Students simulate radioactive decay and nuclear power using an on line interactive web site. In this on line lesson plan, students monitor radioactive isotopes and record the activity of a particular element as the decay progresses. They...
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Lesson Plan
Virginia Department of Education

Radioactive Decay and Half-Life

For Teachers 9th - 12th Standards
Explain the importance of radioactive half-life as your high school biologists demonstrate the concept by performing a series of steps designed to simulate radioactive decay. Pupils use pennies to perform an experiment and gather data....
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Interactive
PHET

Alpha Decay

For Students 6th - 12th Standards
There are different types of radioactive decay, and alpha decay is when there are too many protons in a nucleus. Here is a simulation that shows alpha particles being emitted from a polonium nucleus. Learners see how radioactive decay...
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Lesson Plan
Curated OER

Radioactive Decay and Half-Life

For Teachers 9th - 12th
High schoolers describe how the mass of a radioactive isotope changes with time and the factors that affect the rate of radioactive decay. They write nuclear decay equations to represent natural transmutation. This activity is...
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Worksheet
Curated OER

Math in Science-Radioactive Decay and Half-Life

For Students 9th - 11th
In this radioactive decay and half-life worksheet, students use given half-lifes to calculate the amount of time it will take for certain amounts of elements to decay. They also find the age of samples and determine how many grams of...
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Lesson Plan
Curated OER

Teaching Radioactive Decay: Radioactive Half-life And Dating Techniques

For Teachers 9th - 12th
Students generate a radioactive decay table for an imaginary element using a box filled with pinto beans and M&M's. They 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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Lesson Plan
Curated OER

Using Radioactive Decay to Determine Geologic Age

For Teachers 7th - 12th
Students investigae using radioactive decay to determine geologic age.
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Lesson Plan
National Museum of Nuclear Science & History

Nuclear Popcorn

For Teachers 7th - 12th
Make your activity on radioactive decay pop with this lab exercise. Using popcorn kernels spread over a tabletop, participants pick up all of those that point toward the back of the room, that is, those that represent decayed atoms. As...
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Assessment
Curated OER

Physics 152 Fall 2004 Final Exam, Parts A, B, C, D

For Students 9th - Higher Ed
At the end of a general physics course focused on light and electricity, you can administer this exam. Concepts covered include electromagnetism, circuits, induction, light rays, lenses and mirrors, characteristics of light, electron...
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Lesson Plan
Curated OER

Atomic Candy

For Teachers 7th - 12th Standards
Mmmmm! Radioactive "candium!" Nuclear physics or chemistry classes use M&M'SĀ®Ā to demonstrate the process of radioactive decay. Individuals pour out a bag of candies and record the number that fall M-side-up to represent the number of...
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Lesson Plan
Curated OER

Radioactive Decay

For Teachers 9th - 12th
Students explore what radioactive decay is and are able to relate it to the concept of half-life. They are given 100 green beads that represent radioactive atoms and 100 white beads that represent stable, non-radioactive daughter atoms....
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Worksheet
Curated OER

Chemistry 115 Practice Exam 3

For Students 9th - 12th
Radioactive decay, pH, properties of elements, organic compounds, and stoichiometry are all touched upon through this practice chemistry exam. It always helps learners to take a practice test in preparation for the actual exam. This...
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Lesson Plan
National Museum of Nuclear Science & History

Alphas, Betas and Gammas Oh, My!

For Teachers 8th - 12th
Referring to the periodic table of elements, nuclear physics learners determine the resulting elements of alpha and beta decay. Answers are given in atomic notation, showing the atomic symbol, mass, atomic number, and emission particles....
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Lesson Plan
Discovery Education

Submarines and Aircraft Carriers: The Science of Nuclear Power

For Teachers 9th - 12th Standards
As physics masters view this presentation, they learn how nuclear power is used in submarines. They use Google Maps to plot a course through the ocean and calculate the time required for surfacing and traveling. They learn about fission,...
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Lesson Plan
Curated OER

Radioactive Decay: A Sweet Simulation of a Half-life

For Teachers 9th - 12th
Students demonstrate rates of decay of unstable nuclei can be measured. They understand ratios and multiplication of fractions. They simulate radioactive decay. They read about the accomplishments of scientists.
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Handout
National Institute of Open Schooling

Radioactive Pollution

For Students 9th - 12th Standards
Radioactive pollutants can enter the body through ingestion, inhalation, absorption, or injection. The last lesson in a series of 36 introduces pupils to radioactive pollution. They study its sources, both natural and man-made, its...
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Interactive
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PhET

Radioactive Dating Game

For Students 6th - Higher Ed Standards
Uranium 235 has a half-life of over 700 million years and is the fuel used in the atomic bomb dropped on Hiroshima, Japan. Pupils see the half-lives and decay rates of Carbon-14 and Uranium-238. They also take measurements of these two...
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Lesson Plan
Curated OER

Radioactive Decay Curve

For Teachers 7th - 12th
Pupils gather and organize data. In this radioactive decay curve lesson plan, students gather data as they follow the provided procedures for rolling dice. Pupils chart their data and examine interval results.
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Worksheet
Curated OER

Chem 152-Nuclear Chemistry

For Students Higher Ed
In this nuclear chemistry worksheet, students answer ten questions about radioactive decay, half life, electron capture and alpha emission.
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Lesson Plan
Curated OER

Radioactive Decay

For Teachers 7th - 10th
Students explore radioactive decay. Through various activities, students examine methods for permanent disposal of radioactive waste. After performing a random process experiment, students compare the results to radioactive decay. ...
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Worksheet
Curated OER

Half-Life

For Students 9th - 12th
In this half-life worksheet, students are guided through the steps of solving radioactive decay problems. They solve nine problems finding rates of decay, half-life and quantities of substances remaining after given amounts of time.
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Worksheet
Curated OER

What is the Nucleus Like?

For Students 9th - 12th
In this nucleus of an atom worksheet, students answer 19 multiple choice questions about the structure of the atom, radioactive decay, isotopes andĀ half life.
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Worksheet
Curated OER

Radioactivity-What is the Nucleus Like?

For Students 9th - 12th
In this radioactivity worksheet, high schoolers answer 40 questions about half life, isotopes, radioactive decay, the uses of radioactivity, nuclear equations and the scientists associated with radioactivity.

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