1. _______________ pass through certain materials like different kinds of lenses. *

a..bending
b..light waves
c.bent
2. Refraction is the _______________ of light at is travels from one type of material to another. *

light waves
bending
bent
3. The pencil looked _______________ when submerged in a glass of water. *

bent/broken
big
small
4. A lens _______________ light. *

refracts
slower
bent
5. The light travels _______________ in the water and the glass than in the air. *

slower
faster
wider