Breathe late at night on the window pane to fog up. Look through the resulting spot at the light from the lantern. Describe your observations and try to explain them
Particles of water on the misted glass reflect, refract and scatter the light falling on them from the object being reflected through the glass. You can see the colored rings if you look at the lantern – the phenomenon of diffraction.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.