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
Half-Life Problems
In this half-life activity, 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.
National Endowment for the Humanities
Women's Lives Before the Civil War
Women's lifestyles before the Civil War made a huge impact as a point of causation. Give middle schoolers the opportunity to view firsthand the lives of women before the Civil War. They analyze primary source documents, view photographs,...
Curated OER
Get a Half-life!
Young scholars 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. Young...
Curated OER
Basic Needs of Living Things - Lesson One
An interesting way of teaching about basic needs of different organisms awaits your fourth graders. Pupils take part in class discussions and demonstrations which should lead to a greater understanding of how to determine basic needs. As...
Curated OER
Radioactive Dating
For this radioactive dating worksheet, learners 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
2000 U.S. National Chemistry Olympiad National Exam - Part I
The National Chemistry Olympiad exams are comprehensive tests covering an entire year of chemistry concepts. You can use them as practice for competing in the challenge, or simply as a review, or as an actual final exam for your general...
Curated OER
Chemistry 142 Exam 1
For this chemistry exam worksheet, students solve fifteen problems related to acids and bases, rates of reactions, and half life.
Curated OER
Lesson 25 - Applications of Logarithmic Functions
in this applications of logarithmic functions worksheet, students solve 11 short answer problems. Students use logarithms to find half lives, compound interest, and population growth given a word problem.
Curated OER
What is the Relationship Between Radioactivity and Radon?
In this radon and radioactivity worksheet, students analyze the data of the isotopes of elements that occur in the decay series of uranium-238. Students answer 6 questions about the isotopes, their half-lives, their potential threat and...
CK-12 Foundation
Marie Curie's Classroom
What makes some elements stable and others radioactive? Scholars adjust the number of protons and neutrons in an element then observe its decay. The simulation includes a graphical representation and the chemical formula, as well as...
College Board
2014 AP® Chemistry Free-Response Questions
More than half of AP Chemistry test takers earn a high enough score to get college credit. Improve that statistic by using past test questions including precipitate, molarity, and chemical equations to prepare for a future exam. The...
Flipped Math
Linear vs. Exponential
Linear or exponential?. Learners watch an informative video comparing situations that may be modeled by either a linear or exponential relationship. Pupils determine the type of relationship and then create a function that models the...
Curated OER
NUMB3RS Activity: A Matter of Half-Life and Death
Students investigate exponential decay. Students explore the biological half-life of Cesium-137. Students investigate the Goiania Accident of 1987 which is considered one of the worst incidents in the history of the Atomic Age.
Curated OER
Classifying Living and Non-Living Objects
Students investigate living organisms and define the properties of a living species. In this life characteristic lesson, students examine plants in their class and discuss whether or not they are alive. Students create a living vs....
Curated OER
Basic Needs of Living Things-Lesson One
Fourth graders explore the basic needs of living things. They observe a variety of living things and identify the basic needs of each living item. Students create food balls of peanut butter and nuts to feed animals. They hang their food...
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...
Curated OER
Get a Half Life!
Eighth graders use M&M's to experiment with data. They use a graphing calculator to determine the best equation for their data; linear, quadratic or exponential. They analyze the data to find the half-life of their M&M's.
Curated OER
Half Man, Half Limping Rabbit
Students explore culture and change through reading "Half Main, Half Limping Rabbit" by Nina Porzucki. In this literature and cultural instructional activity, students discuss Dracula and other folk stories from Romania. Students...
Curated OER
Half Life Analogy
Eighth graders explain half life. In this hands on activity, 8th graders use licorice to explain radioactive decay and graph their results.
Curated OER
Who Lives with Mallard?
Students color a picture of the habitat featuring mallard and other creatures, some of whom might be camouflaged or half-hidden. They discuss other forms of animal adaptation.
Curated OER
M&M Science and Math
A series of math and science activities feature M&M's® as manipulatives to help kids work through equations. The resource includes exercises on finding averages, percent of compositions, moles in chemical reactions, genotypes and...
Curated OER
Radioactive Decay and Half-Life
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...
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...