Build an Overhead Projector Spectroscope

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This activity guide includes instructions for building a spectroscope using a standard classroom overhead projector. Learners can participate in the construction of the device or simply use it to explore light and the color spectrum. Learners can experiment with colored acetate film filters and bottles of colored solutions to see how they absorb and transmit light.

Preparation Time:: Under 5 minutes
Learning Time:: 45 to 60 minutes
Estimated Materials Cost:: Over $20 per group of students
Age Range:: Ages 11 - 18
Resource Type:: Activity
Language:: English

Materials List (per group of students)

Manila file folders
C-Spectra, holographic diffraction grating, 2.5 in (6.3 cm) square
Clear, colorless acetate film, 3 x 6 inches (7.6 x 15.2 cm)
Red, blue, and green colored filters
Scissors
Tape
Ruler or measuring tape
Pencil
Overhead projector

Keywords

Subjects

Engineering and Technology
- Technology
Physical Sciences
- Vibration and Waves
- Light and Optics
  - Electromagnetic Spectrum
  - Sunlight and Color
The Nature of Science
- The Scientific Process
  - Conducting Investigations

Audience

To use this activity, learners need to:

see
see color

Learning styles supported:

Involves hands-on or lab activities

Other

This resource is part of:

Chymist.com: Activities and Workshops

Access Rights:

Free access

By:

Katz, David A.