Light and Shadow

Light and Shadow

By ANN GEORGE

​What is a shadow ?

A shadow is a dark spot formed when an opaque or a translucent object blocks the light.

What do we need for a formation of shadow ?

1.- A source of light 2.- an opaque or translucent object for blocking the light 3.- a screen or surface for the shadow to be falled.

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Draw

Label the the formation of shadow ?

​Materials and Light

Materials that allow all the light to pass are called transparent materials​-

​Materials that allow little light to pass through them are called translucent materials. -

​Materials that completely block light are called opaque materials. -

Multiple Choice

What is an opaque material ?

• Material the allows light to pass easily

• Material that completely blocks light

• material that allows water to pass

• material that is dark

Multiple Choice

What is a transparent material ?

• Material that allows all the light to pass through them.

• Material that allows little light to pass through them.

• Material that completely blocks light.

• Material that gives light.