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Working Backwards Task – Hidden Lens

Working Backwards Task – Hidden Lens. A point source will be moved around for you in front of a lens. The lens is hidden behind a screen. Answer the following on your own. What type of lens is behind the screen?. Concave Convex Cannot be determined.

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Working Backwards Task – Hidden Lens

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  1. Working Backwards Task – Hidden Lens

  2. A point source will be moved around for you in front of a lens. The lens is hidden behind a screen.

  3. Answer the following on your own

  4. What type of lens is behind the screen? • Concave • Convex • Cannot be determined

  5. Consult with your neighbors and then answer again

  6. What type of lens is behind the screen? • Concave • Convex • Cannot be determined

  7. A point source will be moved around for you in front of a lens. The lens is hidden behind a screen.

  8. Answer the following on your own

  9. What type of lens is behind the screen? • Concave • Convex • Cannot be determined

  10. Consult with your neighbors and then answer again

  11. What type of lens is behind the screen? • Concave • Convex • Cannot be determined

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