Questions 7, 8 and 9 are on exhibits in the Launch Pad on Floor 1

7. Light Pipes



Draw the path the light ray takes from 'a' to 'b' through the pipe.

8. The Two Way Mirror
Draw on the diagrams the path of light to student 1 when  a)   student 1 is lit  and   b)  student 2 is lit.

Write underneath the diagrams what student 1 sees in each case.
__________________________ ___________________________


9. The Shadow Box
Explain why your shadow appears after you move away.






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