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Today's Expert Film: Jon discusses how light can only travel in straight lines.

Expert

This video demonstrates that light travels in straight lines using a laser beam and mirrors. By showing how the laser reflects off surfaces and is blocked by obstacles, it highlights how light's straight-line movement allows us to control and manipulate its path with mirrors and barriers.

1:44
Transcript Available
over 1 year ago

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Appears in these Lessons

Describe the reflection of light

描述光的反射

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