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Using the figure below, find the angles of refraction for a light ray passing from air into glass with the following angles of incidence: $5,10,$ and $20.$

Using the figure below, find the angles of refraction for a light ray passing from air into glass with the following angles of incidence: $5,10,$ and $20.$

${}_5=$

${}_{10}=$

${}_{20}=$

Do you notice a trend in the resulting values? If so$,$ describe it$.$

Doubling the angle of incidence approximately halves the angle of refraction.

ATH $-$ RMA

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