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 activity of seven integrating chemistry and algebra. Combining...
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Calculating Half-Life Problems
In this half-life worksheet, learners 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.
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Half-Life Problems
For 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.
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Working with Half-Life
In this half-life worksheet, students use a given table of half lives, mass, time and amount of original sample to solve for unknowns in nine given half-life problems.
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Half-Life
In this half-life worksheet, high schoolers 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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Chemistry 142 Exam 1
In this chemistry exam worksheet, students solve fifteen problems related to acids and bases, rates of reactions, and half life.
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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...
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Half Lives
Students investigate the concept of half-life by conducting an M&M experiment. In this chemistry lesson, students differentiate nuclear fusion and fission. They present investigation findings to class.
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Physics Final Exam, Part A
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...
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Radioactive Half-Life
In this half-life learning exercise, students determine how much of the radioactive isotopes will remain after a certain amount of time. This learning exercise has 11 problems to solve.
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Radioactivity-What is the Nucleus Like?
In this radioactivity worksheet, students answer 40 questions about half life, isotopes, radioactive decay, the uses of radioactivity, nuclear equations and the scientists associated with radioactivity.
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Raw Seafood ~ On the Half Shell
The topic is fascinating, but there is not much for learners to do here. Food borne illness has always been a problem for humans to face, and here, data from the Center for Disease Control is analyzed. Learners look at the number of...
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The Nucleus-Radioactivity
In this nucleus and radioactivity worksheet, students collect class data and the students represent radioactive atoms decaying. They plot their data and answer two questions about the results. They solve seven problems given the...
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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...
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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...
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Acids and Bases
For this acid and base worksheet, students read about the characteristics of acid and bases, the pH scale and neutralization reactions. Students match 10 terms with their definitions related to acids, bases and pH, they identify acids...
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First Order Kinetics
For this kinetics worksheet, students determine the concentration and half life of compounds at a specific rate constant. This worksheet has 4 problems to solve.
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Nuclear Chemistry Homework Problem Set
In this nuclear chemistry instructional activity, students evaluate data from concentration experiments on radioactive iodine. They graph the data, determine radioactive decay and half life for the element.
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Photosynthesis
Fifth graders work in small groups to brainstorm responses to a problem related to some disaster that wipes out half or all plant life on earth. Groups complete a graphic organizer to compare and contrast their ideas. Students select...
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The Probabilities of Problems: A Look at Genetic Inheritance
Discuss an article about families affected by genetic disorders and their decisions about whether or not to evaluate their own genetic information. Investigate four different inherited disorders. Participate in a probability exercise....
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Nuclear Chemistry Worksheet
In this nuclear chemistry worksheet, students solve nine problems about half life, positron emission, nuclear fission and nuclear fusion.
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Kinetics Worksheet
In this kinetics learning exercise, students solve twenty one problems related to reaction rates, half life, reaction orders, catalysts, and activation energy.
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Quiz 2-Chemistry Reaction Rates
In this rate of reactions quiz, students solve three problems related to chemical reactions and their rates including rates of decay and rate constants.
NOAA
What's the Big Deal?
Who knew that a possible answer to Earth's energy resource problems was lurking deep beneath the ocean's surface? Part four of a six-part series introduces Earth Science pupils to methane hydrate, a waste product of methanogens. After...