3.+Discussion+of+findings

Discuss the findings of your exploration in discussion forum by creating a new discussion for your group.

The first member of the group explains how the wavelength of light affects appearance of fringes on a screen.

The second member of the group explains how the slit separation affects appearance of fringes on a screen.

The third member of the group explains how the slit width affects appearance of fringes on a screen.

As a group, discuss what is the answer for the following question.

If the soap bubble looks blue in sunlight, what color is being cancelled by wave interference? a) red b) yellow c) green d) blue e) white

As a group, try to produce a logical deduction of how the various colours are seen on a layer of oil on water as seen in the picture below.