Strobe lights
How else is light used?
How is light used in the classroom?
device used to produce
regular flashes of light
Use of strobe lights:
- Alarm systems
- Theater lighting
- Scuba diving
- Stroboscopic effect
the light makes the water look like it moves slower, up, or down.
used in photography and cinematography
Projectors
Is this MAGIC?
http://videos.howstuffworks.com/howstuffworks/4659-how-movie-projectors-work-video.htm
Zoetrope
device that creates the illusion of motion from a rapid succession of non-moving objects or pictures
What was light's role in the zoetrope?
Uses of Light