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In this activity, learners will experiment with ultraviolet light sensitive plastic beads, which are generally white but turn colors when exposed to UV light. Participants are informed about the nature and risks of UV light and are asked to explore... (View More)

Participants experiment with ultraviolet light sensitive plastic beads, which are generally white but turn colors when exposed to UV light. They are informed about the nature and risks of UV light and are asked to explore what types of materials... (View More)

Participants will use scientific practices to investigate answers to questions involving the color of the sky, sunsets, the Sun, and oceans. This activity requires use of a clear acrylic or glass container to hold water, a strong flashlight,... (View More)

Audience: Informal education

This lesson includes a demonstration to show why the sky is blue and why sunsets and sunrises are orange. Learners will use scientific practices to investigate answers to questions involving the color of the sky, sunsets, the Sun, and oceans.... (View More)

Audience: Informal education

This is an activity about light. Learners will make their own spectroscopes from easily obtainable materials and use prisms to observe different types of white light sources to see the colors that form the visible light spectrum. This is Activity 2... (View More)

Audience: Informal education
Materials Cost: $5 - $10

This is an activity about ultraviolet light. Learners will make ultraviolet light detector bracelets and use them to experiment with artificial light and sunlight. Then, they experiment with various sun-blocking materials to see how such materials... (View More)

Audience: Informal education
Materials Cost: $5 - $10

This is an activity about how light travels. Learners will perform two experiments. The first explores blocking light to create shadows. The second asks learners to use mirrors to figure out that light travels in a straight line. This is Activity 4... (View More)

Audience: Informal education
Materials Cost: $5 - $10

This is an activity about comparing images of the Sun in different wavelengths of light. Learners will examine solar images taken by the SOHO spacecraft to look for differences in the features that are visible in the various wavelengths of light.... (View More)

Audience: Informal education
Materials Cost: Free

This is an activity about comparing images of the Sun in different wavelengths of light. Learners will examine solar images taken by the SOHO spacecraft to look for differences in the features that are visible in the various wavelengths of light.... (View More)

Audience: Informal education
Materials Cost: Free

On a bright, sunny day, learners will use tonic water to detect ultraviolet (UV) light from the Sun. This activity is from the DIY Sun Science app and is for ages 7 and up

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