Ranking Task

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Ranking Task 2 Slit Interference

• Clicker Activities

2
A student will shine red coherent light on a
series of double slits with different spacing.
The spacing will be about 1000 nm, 2000 nm, 3000
nm, and 4000 nm
3
Let S1 be the distance between bright spots when
the slit spacing is 1000 nm, S2 be the spacing
when the slit spacing is 2000 nm, and so on.
4
Answer the following on your own
5
Rank the distance between the bright spots on the
interference pattern

1. S1gtS2gtS3gtS4
2. S4gtS3gtS2gtS1
3. The distances will all be the same
4. Cannot be determined

1 2 3 4 5
6
Consult with your neighbor and answer again
7
Rank the distance between the bright spots on the
interference pattern

1. S1gtS2gtS3gtS4
2. S4gtS3gtS2gtS1
3. The distances will all be the same
4. Cannot be determined

1 2 3 4 5