Question

Write True or False.
Kaleidoscope is used to detect objects at different heights.
2. A periscope shows beautiful patterns due to multiple reflections.
1.
3. In periscope, two plane mirrors are fitted at an angle of 45°.
4. The splitting of light into seven colours is called dispersion.
5. The sunlight is made up of yellow colour.​

Answer 1

Answer:

1. false

2 false

3 true

4 true

5 false

Answer 2

Answer:

I don't no this question sorry