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37 resources with the keyterm decay

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Other Resource Types (37)
Lesson Planet

Get a Half-Life Student Worksheet

For Students 6th - 8th
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...
1 In 1 Collection 6:12
Lesson Planet

How Do You Solve a Word Problem with Exponential Decay?

For Teachers 8th - 11th
The instructor first identifies what formula to use to solve this word problem. Then she explains what each of the variables stands for and helps match up their given values in this word problem. There are many components to solving this...
Lesson Planet

Rotting Apple

For Teachers 5th - 8th
Even the witch in Snow White had a better looking apple than this! Watch as mold spreads, consuming and rotting a once red apple. May you never have to see this in your lunch box. Show the video instead of attracting fruit flies into...
Lesson Planet

Fruit and Vegetable Decomposition, Time Lapse

For Teachers 5th - 8th
Prepare to be disgusted as a bowl of fruits and vegetables decomposes in a matter of minutes! This video, taken over 74 days, shows the mold and decay, complete with fruit flies. Great for a biology or even nutrition class!
Lesson Planet

WS 6.1 Nuclear Particles and Reactions

For Students 10th - 12th
In 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.
Lesson Planet

Good Litter, Bad Litter

For Teachers 2nd - 3rd
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...
Lesson Planet

Observing the Pumpkin Cycle

For Teachers K
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.
Lesson Planet

Time Lapse - Tomato

For Teachers 5th - 8th
Behold the rotting tomato! In one minute, watch as a tomato shrivels and molds into nastiness. In reality, this took two months.
Lesson Planet

How Do You Identify Exponential Behavior from a Pattern in the Data?

For Teachers 8th - 10th
The teacher illustrates two different exponential tables and explains what each one of them means. These are function tables, one demonstrates exponential growth and the other exponential decay. She clarifies how to analyze the...
Lesson Planet

The good microbes

For Students 3rd - 5th
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...
Lesson Planet

Nuclear Reactions Answers to Questions

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

Plaque Busters

For Teachers 3rd - 5th
Students 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.
Lesson Planet

Casual Patterns in Ecosystems

For Teachers 7th - 10th
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....
Lesson Planet

Half-life Worksheet

For Students 11th - 12th
In this half-life instructional activity, learners 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....
Lesson Planet

Using Radioactive Decay to Determine Geologic Age

For Teachers 7th - 12th
Learners investigae using radioactive decay to determine geologic age.
Lesson Planet

Nuclear Decay

For Students 9th - 12th
In this nuclear decay worksheet, learners 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...
Lesson Planet

Absolute Ages of Rocks

For Students 7th - 10th
In this age of rocks learning exercise, students 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...
Lesson Planet

WS 6.4 Radioactive Half-Life

For Students 11th - Higher Ed
In this radioactivity worksheet, students answer eleven questions about half life, decay and radioactivity. They calculate half life in some problems and determine the quantity of a sample remaining after a certain amount of time. They...
Lesson Planet

Nuclear Chemistry Worksheet

For Students Higher Ed
In this nuclear chemistry worksheet, students solve nine problems about half life, positron emission, nuclear fission and nuclear fusion.
Lesson Planet

"Ozymandias" Theme of Transience

For Students 9th - 12th
In this "Ozymandias" worksheet, students discuss the theme of transience. Students answer four questions about permanence and decay in the world. 
Lesson Planet

Watch Your Mouth

For Teachers 6th - 8th
Pupils become better aware of their anatomy, development and function of their teeth.  For this healthy mouth lesson students view a slideshow and complete several activities. 
Lesson Planet

Chemical Changes to Matter

For Teachers 1st - 4th
Young scholars analyze the causes of corrosion. In this chemistry instructional activity, students investigate what is necessary to cause chemical changes in matter. Young scholars discover the causes of rust and tooth decay.
Lesson Planet

Be a Good Egg

For Teachers Pre-K - K
Students use an eggshell decay to represent what happens when a person loses someone's trust. In this trust lesson, students discuss decay and complete an eggshell decay activity. Students use the experiment to represent what happens...
Lesson Planet

The Rotten Truth: Healthy Food from Healthy Soil

For Teachers 3rd - 5th
Students investigate methods of decomposition in order to make compost. In this decomposition science activity, students set up compost bags using food and materials which decay over time. The initial activity is approximately 30...