Curated OER
Living with Benefits and Risks
In this radioisotopes worksheet, learners determine which radioisotopes are used to detect cancers and look at how radiation exposure influences health. This worksheet has 4 fill in the blank and 14 short answer questions.
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
Regents High School Examination PHYSICAL SETTING CHEMISTRY 2006
The 2006 version of the Regents High School Exam is just as thorough as the rest of them! Assess chemistry learners on an entire year's curriculum when they take this thirteen page test.
Curated OER
Nuclear-Powered Space Probes
In this space probes activity, learners read about radioisotope thermoelectric generators and how they work. Then students complete 3 short answer questions.
Curated OER
Radioactivity
In this radioactivity learning exercise, 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...
Curated OER
Radiation Crossword Puzzle
In this radiation activity, students complete a crossword puzzle by figuring out the vocabulary terms associated with the 25 clues given.
University of Colorado
Spacecraft Speed
Space shuttles traveled around Earth at a speed of 17,500 miles per hour, way faster than trains, planes, or automobiles travel! In the 13th installment of 22, groups graph different speeds to show how quickly spacecraft move through...
Curated OER
Half-life Worksheet
In this half-life instructional activity, 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....
Curated OER
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.
Curated OER
Radiation Energy
Eighth graders experiment with a Geiger counter and a dosimeter to test the amount of radiation in a room and the amount of radiation received in a day. In this radiation energy lesson plan, 8th graders test the shielding effect of...
Curated OER
Radioactivity-What is the Nucleus Like?
In this radioactivity worksheet, high schoolers answer 40 questions about half life, isotopes, radioactive decay, the uses of radioactivity, nuclear equations and the scientists associated with radioactivity.
Curated OER
What is the Nucleus Like?
For this nucleus of an atom worksheet, students answer 19 multiple choice questions about the structure of the atom, radioactive decay, isotopes and half life.
Curated OER
Show 303: New Research into Dyslexia
Students explore the causes of dyslexia. They view CT sans and MRIs to view the brain and how it responds. Students read reports about dyslexia. They discuss the nature of dyslexia, its cause, how to diagnose it, and its permanency.
Curated OER
Coordination Compounds
In this coordination compounds worksheet, students determine the name, coordination sphere, center of coordination, ligands, and coordination number for given compounds. This worksheet has 5 fill in the blank questions.
Curated OER
Date a Rock!
Students figure the number of half-lives since the sample solidified, and therefore the "age" of the sample rocks.
Curated OER
What is Radioactivity?
Students use a geiger counter to record changes in the amount of radioactivity produced by different objects. They research articles which mention radiation and discuss them. They work together to complete an activity and worksheet.
Curated OER
DNA and RNA
Tenth graders research the history and discovery of DNA. Using their text, they label a basic DNA structure and the composition of genes. They explain how RNA and DNA differ from one other and discuss the processes of transcription and...
Curated OER
How Does Radiation Affect You?
Young scholars identify the use and misuse of radiation. They examine human activities that add to the exposure of radiation. They also discover how it can be useful in saving lives.