Unit 3 Light and shadows

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

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

Clean water is an example of ............ material.

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

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

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

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

When the sun is overhead, the shadows are much ......

Magnifying glass is a ..... material.

Sunglasses that are more opaque than other glasses are called ....... materials.