Background for Teachers:
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Definition of, benefits and harms of electromagnetic spectrum;
personal risk factors according to where you live, who you are,
what you do.
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Goal(s):
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Introduce students to sun and its role; create understanding
of personal risk in relation to exposure.
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Objective(s):
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Explain role of sunlight relating to life on Earth; list wavelengths
of UV radiation; describe personal sun exposure risk; understand
need for protective behavior; explain interaction between environment,
behavior, and physical characteristics as they relate to personal
damage from exposure.
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Time:
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45 minutes
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Vocabulary example:
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Electromagnetic spectrum
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Supplemental Activities
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1.1 Worldwide Elevation Analysis:
Students calculate increased risk of UV exposure for real-world
cities at different elevations.
Open activity
sheet
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1.2 All About Ozone:
Students read an article about the ozone layer and are asked to
answer follow-up questions.
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1.3 Evaluating Skin Type and Damage Risk:
Students use magazine and newspaper images to define skin type,
skin damage, and media definitions of “healthy” skin.
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1.4 Does Light Bend?:
Students see in this demonstrate the various reflective and refractive
properties of light.
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