Curated OER
Get a Half-Life Student Worksheet
Young scientists use a learning exercise to help them perform a lab on the decay of a radioactive element. The learning exercise serves as both a task guide and a lab sheet for pairs of learners. This activity requires a calculator and...
Kenan Fellows
Half-Life
Scholars shake their way to understanding half-life with the help of candy. They observe and record which side candy lands on to graph the exponential decay in the fifth instructional activity of seven integrating chemistry and algebra....
Virginia Department of Education
Radioactive Decay and Half-Life
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....
Curated OER
Calculating Half-Life Problems
For this half-life worksheet, students are given a particular mass of an isotope of cesium and its half life. They are to determine how much cesium will remain after 90 years. They are guided through the problem solving process.
Curated OER
Math in Science-Radioactive Decay and Half-Life
In this radioactive decay and half-life instructional activity, 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...
Curated OER
Get a Half-life!
Pupils explore decay functions and the half-life of a substance. Through an M&M activity with calculators, students collect and graph data. They determine the linear, quadratic and exponential functions of the graph. Pupils...
Curated OER
Half-Life
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.
Curated OER
Half-Life Problems
In this half-life worksheet, students calculate the half-life of isotopes, they find masses of isotopes remaining after specified times, and they find particular amounts of time needed to pass for given masses of isotopes to decay.
Curated OER
Chemistry 142 Exam 1
For this chemistry exam worksheet, learners solve fifteen problems related to acids and bases, rates of reactions, and half life.
Curated OER
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.
Curated OER
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...
Curated OER
Physics 152 Fall 2004 Final Exam, Parts A, B, C, D
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...
Discovery Education
Submarines and Aircraft Carriers: The Science of Nuclear Power
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,...
Curated OER
Kinetics
In this kinetics worksheet, students answer a variety of questions. They find reaction rates, determine the order of reactions and they determine rate constants. They calculate the half-life for reactants and they answer questions about...
Curated OER
Radioactive Decay: A Sweet Simulation of a Half-life
High schoolers 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.
Curated OER
Chromosomes
Students study chromosomes and how molecular half life affects them. In this chromosome lesson students complete several lab activities on calculating half life, and cracking alkanes.
Curated OER
Radioactive Dating
In this radioactive dating worksheet, 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 radioactive...
Curated OER
Genetics
Become familiar with the basic concepts of inheritance. Your junior high students work through mulitple examples of crosses and calculate probabilities of trait occurance. The explain the concept that each parent contributes one half of...
Curated OER
Chemical Reactions
In this chemical reactions worksheet, students write rate expressions, determine the order of reactants and the rate law, and calculate the rate constant from data. Students calculate the half-life for given reactions. This worksheet has...
Curated OER
Radioactivity
In this radioactivity worksheet, students write the mass number and atomic number for the missing element in the reactions. Students identify the isotope that is more stable and determine the half-life of the isotope. This worksheet has...
Curated OER
Radiation Reassessed
Students investigate the dangers of radiation by exploring recent nuclear tragedies. In this scientific debate lesson, students define the idea of radiation "half life" and determine if low doses of radiation are truly damaging to...
Curated OER
Radiation
Students distinguish between natural and man-made radiation. They measure radiation using a Geiger counter and investigate footprints of radiation.
Curated OER
Earth Structure and Materials
Young scholars explain what is meant by term nuclear radiation, describe in detail electromagnetic spectrum, differentiate between ionizing and non-ionizing radiation, understand half-life of isotopes, differentiate between processes of...
Curated OER
Determining the Age of Fossils
Students examine the concept of radioactive dating. In this radioactive dating lesson, students investigate how to determine the ages of fossils and rocks as they learn about half-life radioactive decay.