Curated OER
Get a Half-Life Student Worksheet
Young scientists use a worksheet to help them perform a lab on the decay of a radioactive element. The worksheet serves as both a task guide and a lab sheet for pairs of learners. This activity requires a calculator and has excellent...
PBS
Bogged Down
Enjoy a hands-on lesson that will certainly hold water with your classes. Young scientists design an experiment to determine the materials that absorb water the best. They test both man-made and nature-made materials and conduct...
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 lesson of seven integrating chemistry and algebra. Combining...
National Park Service
The Secret of Life
Dead trees provide nutrients for the soil, food for animals, protection and a home for organisms, a seed-bed for new trees, and a place for nitrogen-fixing bacteria to live. In the activity, pupils collect decaying logs, expose them to a...
EngageNY
Newton’s Law of Cooling, Revisited
Does Newton's Law of Cooling have anything to do with apples? Scholars apply Newton's Law of Cooling to solve problems in the 29th installment of a 35-part module. Now that they have knowledge of logarithms, they can determine the decay...
Curated OER
WS 6.1 Nuclear Particles and Reactions
For this nuclear chemistry worksheet, 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 capture.
Alabama Learning Exchange
Good Litter, Bad Litter
Which ones can be thrown on the ground? Discover the difference between natural litter and unhealthy trash, helping scholars by using several examples. Use the information here to give them a basic background, but also encourage prior...
Curated OER
Observing the Pumpkin Cycle
Students observe and listen to nonfiction books about the life cycle of pumpkins. They practice early reading skills in a shared reading related to pumpkins. They observe the life cycle of a pumpkin including growth and decay.
Curated OER
The good microbes
The question posed for the class to consider; What would decay and what would not? They read the short passage on decomposition and microbes, then mark the items that would decay after a two-week period. A scientific investigation idea...
Curated OER
Nuclear Reactions Answers to Questions
Written to accompany another slide show available through our site, the information here gives the history and trivia connected to nuclear decay research. This slide show concentrates on the definitions and theory of nuclear fission and...
Curated OER
Plaque Busters
Young scholars work with the scientific method; observation, hypothesis, and experimentation. They observe the effects of decay and the need of good oral hygiene during an experiment with an apple.
Curated OER
Casual Patterns in Ecosystems
Ecology explorers or beginning biologists view a time-lapse film of decaying strawberries. They discuss how decomposition occurs and what factors might affect the rate of decay. Alone, the lesson plan is lacking engaging attributes....
Curated OER
Half-life Worksheet
In this half-life worksheet, students determine how long it takes for a 100g sample of AU-198 to decay to 6.25g. Then they determine the half-life of a radioactive isotope if a 500.0g sample decays to 62.5g in 24.3 hours. Students also...
Curated OER
Using Radioactive Decay to Determine Geologic Age
Students investigae using radioactive decay to determine geologic age.
Curated OER
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...
Curated OER
Absolute Ages of Rocks
In this age of rocks worksheet, learners answer five matching questions about terms related to the decay of atoms. They use a strip of paper to simulate half life of atoms and determine the total amount of time it took to deplete the paper.
Curated OER
Nuclear Chemistry Worksheet
In this nuclear chemistry activity, students solve nine problems about half life, positron emission, nuclear fission and nuclear fusion.
Curated OER
Watch Your Mouth
Pupils become better aware of their anatomy, development and function of their teeth. In this healthy mouth lesson students view a slideshow and complete several activities.
Curated OER
Chemical Changes to Matter
Students analyze the causes of corrosion. In this chemistry instructional activity, students investigate what is necessary to cause chemical changes in matter. Students discover the causes of rust and tooth decay.
Curated OER
Be a Good Egg
Students use an eggshell decay to represent what happens when a person loses someone's trust. For this trust lesson, students discuss decay and complete an eggshell decay activity. Students use the experiment to represent what happens...
Curated OER
The Rotten Truth: Healthy Food from Healthy Soil
Students investigate methods of decomposition in order to make compost. In this decomposition science lesson, students set up compost bags using food and materials which decay over time. The initial lesson is approximately 30 minutes,...
Curated OER
Radioactive Half-Life
In this half-life worksheet, students determine how much of the radioactive isotopes will remain after a certain amount of time. This worksheet has 11 problems to solve.
Curated OER
Carbon-14 Dating
For this carbon dating worksheet, students write and illustrate a comic strip describing the entire process of C-14 dating. Then students complete 6 short answer and 2 fill in the blank questions.
Curated OER
Penny Toss - Exponential Growth and Decay
In this penny toss worksheet, students collect statistical data by tossing pennies and then create a scatter plot of the data. They use formulas for exponential growth and decay and then plot the function. This two-page document...