Simba continued to stare, and Kingozi had lifted his prism glasses.
What colors of the prism are shown most in sunset or sunrise?
Notice a rainbow, when possible, and form one with a prism in the schoolroom.
Hold a prism in the sunlight by the window and make a "rainbow" on the wall.
Now look for a pencil or a piece of chalk through the prism, in the same way.
On the ground was a long log of wood in the shape of a prism.
And I could colour them, too, by exposing them to rays cast through a prism.
It thus comes out of the prism at some angle to the line at which it entered.
You remember the trouble I had with the refraction from the second prism.
Between the lamp and the prism I interpose a snapdragon light.