Fill the gaps on optics

Exercise and reference answers

Missing parts

1. Answer

   1.33

   Choices

   1. 1.33
   2. 1.52
   3. 2.42

2. Answer

   2.42

   Choices

   1. 2.42
   2. 1.62
   3. 1.33

3. Answer

   700

   Choices

   1. 700
   2. 400
   3. 500

4. Answer

   400

   Choices

   1. 400
   2. 700
   3. 600

Complete the statement

Water has index {0} and diamond {1}. Red light is about {2} nm and violet about {3} nm.

Instructions

Tap a word to drop it into the empty slot.

Explanation