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    Hey guys!, I have another question regarding the drawing of light waves, Can you please explain whats going to happen here? and why, Thank you.
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    Draw on the incident ray/angle of incidence by continuing the line, then add the angle of incidence by drawing the normal on

    As glass has a higher refractive index than air, the light beam will bend towards the normal, so the angle of refraction will be smaller than the angle of incidence
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