Messenger Education
Dangers of Radiation Exposure
Gamma radiation, which is harmful, is useful in treating cancers. In the second lesson in a series of four, young scientists take surveys and calculate their yearly exposure to ionizing radiation. Then they read about how harmful their...
Curated OER
Health Physics: The Effects of Radiation on Living Things
A mix of scientific details and background information about the well-known sites of radiation attacks or accidents. This topic may open up details that you may consider as sensitive, and could be upsetting to some pupils. This is a...
US Environmental Protection Agency
Types of Radiation
Learn about radiation, and what everyday items produce radiation, with a series of activities about heat transfer. Kids go over basic information about electromagnetic waves and ionizing radiation before performing several experiments...
Curated OER
Cell Phone Radiation
Should people be more worried about cell phone radiation? Scholars read extensive background information about the issue to prepare for a class discussion or debate. As they explore the website, they learn the main arguments for and...
Curated OER
ALARA
This activity sheet posts a chart of the common radiation sources in our everyday lives. Chemistry scholars use it to analyze their own radiation exposure using rem (Roentgen equivalent for man) units. This simple assignment increases...
Curated OER
Dangers of Radiation Exposure
Students calculate their yearly exposure rate to harmful high-energy radiation and cumulative effects over time. They use the information to evaluate the various sources of radiation that are of greatest concern for them.
Curated OER
Not In My Backyard: The Nature and Danger of Nuclear Radiation
Students evaluate the ways to control exposure to radiation and determine how to deal with the problem of nuclear waste in a rational rather than an emotional way.
Curated OER
Earth Structure and Materials
Young scholars explain what is meant by term nuclear radiation, describe in detail electromagnetic spectrum, differentiate between ionizing and non-ionizing radiation, understand half-life of isotopes, differentiate between processes of...
Curated OER
Radiation Reassessed
Students investigate the dangers of radiation by exploring recent nuclear tragedies. Â In this scientific debate lesson, students define the idea of radiation "half life" and determine if low doses of radiation are truly damaging to a...
National Institute of Open Schooling
Radioactive Pollution
Radioactive pollutants can enter the body through ingestion, inhalation, absorption, or injection. The last lesson in a series of 36 introduces pupils to radioactive pollution. They study its sources, both natural and man-made, its...
Curated OER
The Photoelectric Effect in Photocells
Illuminate your physics class with this examination of a photovoltaic cell. Teach the structure and operation of the device using a diagram. Then make a human-powered, larger-than-life sized model of a PV cell. Learners become electrons...
Curated OER
Electromagnetic Radiation and the Bohr Atom
In this light worksheet, students calculate the frequency and wavelength. Students practice applying Planck's constant and determining the energy of a photon. This worksheet has 9 problems to solve.
Curated OER
Dangers of Radiation Exposure
High schoolers explore sources of high-energy radiation and calculate student exposure to ionizing radiation over the past year.
Curated OER
Radioactivity Experiments
Students study the difference between types of ionizing radiation and how elements are transmuted. They determine that radiation is normal and surrounds us. They calculate the amounts of alpha, beta and gamma radiation emitted from a...
Curated OER
Industrialization of the American Landscape
Students explore the Chernobyl incident and the resulting environmental health impacts. They explore three different isotopes that were released into the atmosphere. Through inquiry, students determine the difference between types of...
Curated OER
The Geiger Counter
In this Geiger counter worksheet, students read how Wilhelm Geiger developed a device that detects radiation detection. Then students will complete 2 short answer questions.
Cold Spring Harbor Laboratory
Mutations Are Changes in Genetic Information
A red delicious apple tree with a simple mutation means we now benefit from the existence of golden delicious apples. Learn how simple mutations change genetic information in DNA sequences. Using biographies, videos, and animations,...
Virginia Department of Education
Radioactive Decay and Half-Life
Explain the importance of radioactive half-life as your high school biologists demonstrate the concept by performing a series of steps designed to simulate radioactive decay. Pupils use pennies to perform an experiment and gather data....
Curated OER
Physical Agents for Microbial Control
In this biology worksheet, students take part in an examination of the graphic organizer to determine the different types of environments and how they effect the survival of microbes.
Curated OER
Detecting Disease
In this detecting disease activity, students will review the different tools scientists use to identify diseases including the steps of Koch's postulates. This activity has 14 fill in the blank and 4 short answer questions.
Curated OER
The Effects of Ultra-Violet Light on Yeast
Students work in small groups collecting and analyzing data as they learn how to best grow yeast. This lesson allows students to conduct several student-created experiments as they continually generate questions and hypotheses. ...