Unit 3 Light and shadows

The material that doesn't let any light get through is called (a)   material.

When light cannot pass through an object, a (a)   is formed.

Clean water is an example of (a)   material.

The object which allows light to pass through partially is called a (a)   object.

The further the light source from an object is, the (a)   the shadow will be.

The shadow gets (a)   as an object moves closer to a light source.

The sun's position in the sky affects the (a)   of the shadow.

When the sun is overhead, the shadows are much (a)  

Magnifying glass is a (a)   material.

Sunglasses that are more opaque than other glasses are called (a)   materials.