Eye and Light

An object is __ when all or most of the light passes through it.

• opaque
• transparent
• translucent
• near sighted

When some, but not all light passes through an object, the object is __.

• opaque
• translucent
• transparent
• illusion

When no light passes through an object, the object is __.

• convex
• translucent 
• transparent
• opaque

When a person can only see things that are near, they are ___

• some sighted
• near sighted
• not sighted
• far sighted

When a person can only see things that are far, they are __.

• near sighted
• somewhat sighted
• not sighted
• far sighted

A spectrum is ___.

• A wide ruler.
• 5 colors of the rainbow.
• All the colors of the rainbow.
• An illusion

A surface that bows outward and causes an images to always appear right side up.

• Concave
• Cave
• Convex
• Coordinate

A surface that curves in like a cave and the image can be upside down or right side up.

• Concave
• Vexed
• Color
• Convex

Roy G. Biv names ___.

• Red, orange, yellow, green, blue, indigo,  violet
• Red, oily, yucky, green, intelligent, violet

True or False.
Refraction causes light to bend and separate into the colors of the rainbow.

• True
• False