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61 resources with the concept radioactive decay

Lesson Planet

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....
7:13
Lesson Planet

Uses of Radioactivity

For Students 9th - 12th Standards
Radioactivity is often perceived as dangerous and a threat to our well-being, but you may be surprised at the different applications of this natural chemical process. From the smoke detectors in our homes to treatments for cancer, this...
Lesson Planet

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....
Lesson Planet

Radioactive Decay

For Teachers 6th - 12th
Future physicists will be elated as they engage in a demonstration of radioactive decay that uses balloons and pennies. Balloons represent atomic particles and the students themselves are the atoms. After each flip of the coin, some of...
Lesson Planet

Radioactive Decay Chains

For Teachers 8th - 12th
After introducing your class to radioactive decay and walking them through the changes in the numbers of atomic particles, give them an opportunity to write equations for the first six daughters in a Uranium-238 decay chain. They also...
0:11
Lesson Planet

Carbon Dating - How Does It Work?

For Teachers 9th - 12th
For the first two minutes of this video, space-age narration and computer animation illuminate the science behind carbon dating. The presentation then switches gears and uses simple graphics and another narrator to explain the same...
Lesson Planet

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...
Lesson Planet

2005 U.S. National Chemistry Olympiad - Local Section Exam

For Students 9th - 12th
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...
Lesson Planet

AP Chemistry Topic 10: Nuclear Chemistry, Part B, Examples, Part II

For Students 10th - 12th
Examples #3 - 5, a continuation of a previous set of examples, can be used to teach advanced chemistry learners how to calculate values related to radioactive decay. Use the first set in class to teach the concepts, then send this set as...
Lesson Planet

AP Chemistry Topic 10: Nuclear Chemistry, Part B

For Students 10th - 12th
By completing this worksheet, your advanced chemists will receive valuable practice in determining amounts of materials during radioactive decay. If you teach AP chemistry courses, this will be an appropriate resource for reinforcing...
Lesson Planet

Nuclear Popcorn

For Teachers 7th - 12th
Make your instructional 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...
Lesson Planet

Atomic Candy

For Teachers 7th - 12th Standards
Mmmmm! Radioactive "candium!" Nuclear physics or chemistry classes use M&M'S® 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...
Lesson Planet

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...
Lesson Planet

Physics Final Exam, Part A

For Students 11th - 12th
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...
Lesson Planet

What is the Nucleus Like?

For Students 9th - 12th
In this nucleus of an atom learning exercise, students answer 19 multiple choice questions about the structure of the atom, radioactive decay, isotopes and half life.
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Writing Nuclear Reactions

For Students 9th - 12th
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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Half-Life

For Students 9th - 12th
In this half-life worksheet, learners 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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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...
Lesson Planet

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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Nuclear Power

For Students 9th - 12th
In this nuclear power worksheet, students read how atoms can be changes and are unstable. Students compare 3 kinds of radiation and the difference between fission and fusion. Then students complete 10 matching and 2 short answer questions.
Lesson Planet

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.
Lesson Planet

Radioactive Decay and Half-Life

For Teachers 9th - 12th
Students 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 accomplished...
Lesson Planet

Determining the Age of Fossils

For Teachers 9th - 12th
Students explore radioactive dating using a radiometric Dating website. In this chemistry lesson plan, students will work in small groups to collect data that shows how fossils are dated. As a follow-up, students will research a...
Lesson Planet

Half Life Analogy

For Teachers 8th
Eighth graders explain half life. In this hands on activity, 8th graders use licorice to explain radioactive decay and graph their results.