Light Shadow Shadow
Jan 01, 2016
Light
Shadow
Shadow
Displacement of light is through a straight line.
Bron: http://vanbreemen.fortunecity.com/schaduw%20puntbron.jpg
The shadow of a point source
Draw in
Shadow
your notebook a lamp and a table.Determine the shadow.
What is wrong?
Light & Shadow
• Estella walks alongside an old church. The church is lit by a spotlight.• Draw the shadow of the girl on the wall.
Exercise:Light & Shadow
EXERCISE:Light & Shadow
Exercise:• Adriaan (2.5 cm) and a pole (2cm) are under a
lamppost. On the floor is a shadow formation of Adriaan (1 cm) and a pole (1,5 cm). Adriaan is 5 cm from the post.Mark the position of the lamp.
Light & Shadow
A shadow is a place where little or no light falls.
What can you say about the shadow size, relative to the distance from the light source?
Light & Shadow
Shadow size
Shadow size depends on:
1. The distance between the source and the object.2. The angle at which the lamp shines on the object.
Light & Shadow
In a broad light source a penumbra is created.
Light & Shadow
Light & Shadow
Explain how?
Draw in your notebook two lamps and a table.Determine the shadow of both lamps.
Light & Shadow
umbraPenumbra Penumbra
What happens when a broad light source?For example, a TL light ………???
Light & Shadow
umbraPenumbra Penumbra
What happens with the shadows of your hand if you keep it under a tl light with fingers spread?
Light & Shadow
The MoonLight & Shadow
An example of half shadow
Light & Shadow