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57.3. Lens characteristics and usage.

Check the correct answer!

How does focuss distance changes, if lens optical strength increases 3 times?
Grade:
8
Subject
Physics
Theme
Light and colours
Subtheme
Lens characteristics and usage.

Solve tasks to find hidden Geo point coordinates

  1. Geometry: Figure heights. Same sized figure areas.
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  4. Physics: Lens characteristics and usage.
  5. Physics: Optical phenomena in nature
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