Curated OER
X-ray Spectroscopy and the Chemistry of Supernova Remnants
This link takes you to a comprehensive unit that delves into emission spectra and supernovas. There are four parts: How and where elements are created, electromagnetic radiation, spectroscopy, and the newest technology for studying our...
Curated OER
How Big Is That Star?
Aspiring astronomers study stars. They compare stars and explain the relationship between radius, mass, and diameter. By creating a star simulation, they discover how a binary star system's orbit can cause changes in the observed...
Curated OER
Surrounded by Radiation
Students explore ways in which people are constantly exposed to naturally occurring and man-made sources of radiation. They create and play a board game featuring different hypothetical scenarios of radiation exposure.
Curated OER
The Uses of Radiation
No visual aids, no activities, and no demonstrations accompany this plan. What you will find, is background information for a short lecture on the use of isoptopic radiation in the medical field and in our everyday lives. Should you...
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Electromagnetic Radiation
High schoolers explore the nature of electromagnetic spectrum through a series of experiments. For this physics lesson, students determine how light behaves under certain circumstances. They explain how humans perceive colors.
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Electromagnetic Spectrum
Students define electromagnetic radiation, list major categories and uses of electromagnetic waves, identify potential health risks with electromagnetic waves, and demonstrate understanding of Plank's constant by solving quantitative...
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Radiation Reassessed
Students investigate the dangers of radiation by exploring recent nuclear tragedies. In this scientific debate lesson, students define the idea of radiation "half life" and determine if low doses of radiation are truly damaging to...
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An Overview of Solar Radiation
Students examine the Stefan-Boltzmann Law. Students compute basic radiative "constants" of the sun-Earth-atomosphere system. They examine the wavelength of maximum radiation emission.
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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...
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How Does Radiation Affect You?
Students 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.
Polar Trec
Staying Warm in Antarctica!
Has your class ever wondered how animals and scientists stay warm in the Polar Regions? Kids will investigate to understand the three types of heat transfer and how heat transfer affects those trying to stay toasty in sub-zero...
Curated OER
THE CHERNOBYL DISASTER
Students explore how a nuclear accident can affect biological systems. They examine the case of the Chernobyl nuclear meltdown in 1986.
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Chemical Sleuthing
Students engage in a lesson which includes flame tests and the construction of a simple diffraction spectrograph with which to measure sodium ion emissions. They use the Bragg equation to compute the wavelength of the line spectra produced.
Curated OER
Teaching Biology Through Problem-based Activities
Students plant seeds and observe the life cycle of the organism. They experimentally research the effects of radiation on seed growth. Students determine the effects of environmental pollutants on harvested seed.
Santa Monica College
Flame Tests of Metal Cations
Scientists used flame tests to identify elements long before the invention of emission spectroscopy. Young chemists observe a flame test of five metal cations in the fourth lesson of an 11-part series. Individuals then work...
Curated OER
Incoming Solar Radiation
Demonstrate how the spherical shape of the Earth contributes to unequal heating of its surface and results in varying climates at different latitudes. This would be an illuminating addition to your meteorology lessons, especially when...
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Check Out Lights and Shields with Beads
Students explore Ultraviolet detecting beads and conduct several investigations with them. In this investigative instructional activity students participate in an experiment to see the harmful effects of UV light and discuss their...
Curated OER
Worksheet 4-1 Atomic Spectra
In this atomic spectra worksheet, students answer eighteen questions about wavelengths of light, the emission spectrum, energy of photons, the frequency of electromagnetic radiation and electrons in the excited state.
Curated OER
Electromagnetic Energy and Its Spectrum
Your older elementary students investigate electromagnetic energy and the electromagnetic spectrum. They will observe 7 items represented in the electromagnetic spectrum and make a poster of all the things the items have in common. After...
Cornell University
LEDs Rainbow Connection
View LED lights through the eyes of a scientist. Young scholars learn to view light as a wave frequency and connect various frequencies to different colors on the light spectrum. A lab activity asks groups to measure the frequency of...
Curated OER
Energy: Light -- Spinning Color Wheel
Second graders make spinning color wheels to determine how energy effects what colors look like. They paint or color a color wheel with the seven colors of the spectrum. Next, the spin the wheel to determine what happens. In order to...
Curated OER
Understanding Cancer
Learners study facts about cancer. In this cancer lesson, students read about cancer, cancer cells, cancer treatment, and research. They answer true or false questions on a worksheet before reading about cancer prevention.
Curated OER
Determining Red-Shift in a Receding Star
Students practice manipulating algebra formulas with more than one variable. They examine the topics of velocity, wavelength and frequency. They determine the amount of red-shift in a receding star.
Curated OER
Electromagnetic Spectrum/Spectroscopy
Students examine the electromagnetic spectrum and demonstrate the elements within. In this investigative lesson students complete a demonstration and calculate the energy of a photon.