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In this activity, learners use Jell-O to explore lenses. Learners cut Jell-O into convex and concave lens shapes and examine how light exits each lens in a darkened room. They compare the rounded shape lenses to a rectangular lens. Learners also explore different angles of light entry.
- 4 to 24 hours
- 30 to 45 minutes
- $1 - $5 per student
- Ages 14 - 18
- Activity
- English
Quick Guide
Materials List (per student)
- 3 packets of Jell-O; (lighter colors and sugar- free varieties work best)
- Hot water (read package for amount)
- Bowl
- Spoon or whisk
- Baking pan (8" x 8")
- Refrigerator (clear a space for the pan)
- Table knife
- Cutting board
- Flashlight
- Black electrical tape
Subjects
-
Engineering and Technology
- Engineering
-
Life Sciences
-
Human Senses and Perception
- Vision
-
Human Senses and Perception
-
Physical Sciences
-
Vibration and Waves
- Light and Optics
-
Light and Optics
- Lenses and Mirrors
-
Vibration and Waves
-
The Nature of Science
-
The Scientific Process
- Conducting Investigations
-
The Scientific Process
Informal Categories
- Food and Cooking
Audience
To use this activity, learners need to:
- see
- touch
Learning styles supported:
- Involves hands-on or lab activities
Other
Components that are part of this resource:
This resource is part of:
Access Rights:
- Free access
By:
Rights:
- All rights reserved, Optical Society of America, 2008