Light Waves Crossword Puzzle

QUESTIONS LIST:

• incident ray: the incoming ray
• reflected ray: the outgoing ray
• normal: a line at a right angle to where a ray hits a surface
• reflection: angle of _ (between the normal and reflected ray)
• incidence: angle of _ (between the normal and incident ray)
• refracted: the change in the direction of light moving from one material to another
• absorption: when energy is transferred from light to a material
• scattering: when light bounces off in all directions
• retina: the back of the eye where an image is formed
• wave: a transfer of energy not matter
• solid: the state of matter where sound travels fastest
• gas: the state of matter where sound travels slowest
• vacuum: a space where no particles are found