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Welcome

Biology les Mendelcollege

Go to: Lessonup.app

Slide 1 - Diapositive

Biology optical illusions

Mendelcollege

Biology

Optical illusions

Slide 2 - Diapositive

Biology

Slide 3 - Carte mentale

Slide 4 - Diapositive

What is Biology?

Bios
Logos

Slide 5 - Diapositive

Mendelcollege

Gregor Mendel (1822-1884)
An Austrian monk
¨Father of Modern Genetics¨
Figuring out the basic rules of how traits are inherited

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Types of optical illusions

Motion illusion
Ambiguous illusions
Contrast illusion
Perspective illusion
Color after effect illusion

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Motion illusion

Trick our brain
Spiral effect
Movement in the circles where you don't focus

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Ambiguous illusions

Memories are stored in our brains.
This impacts what you recognize in ambiguous images.

Slide 9 - Diapositive

What do you see first?

Duck

Rabbit

Slide 10 - Sondage

Ambiguous illusions

Memories are stored in our brains.
This impact what you recognize in ambiguous images

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What do you see?

Old lady

Young woman

Slide 13 - Sondage

Slide 14 - Diapositive

Contrast illusion

Happens where the object's surrounding colours trick the eye into incorrectly interpreting the color.

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Which is lighter? (A / B)

Equally light

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Contrast illusion

Happens where the object's surrounding colours trick the eye into incorrectly interpreting the color.

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The Hermann Grid

The high contrast black and white areas fool the eyes into perceiving a gray circle at each intersection

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Buildings in Egypt

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Which building is in the front of the other?

Left

Right

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Buildings in Egypt

The right building is brighter which fools our brains into thinking it's closer to us than the left building

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Perspective illusion

Far away objects project onto smaller retinal images and are thus seen as smaller than those near by.
same size objects may appear as different if placed on a persective drawing.

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Who is the biggest?

Right

Middle

Left

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Perspective illusion

Far away objects project onto smaller retinal images and are thus seen as smaller than those near by.
same size objects may appear as different if placed on a persective drawing.

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Color after effect illusion

Refers to visual images that are seen after the actual visual stimulus has been removed.

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Slide 26 - Vidéo

How does the Human eye work?

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How to draw a 3D hand?

You will need:

A piece of paper
Pencil and eraser
Felt tip markers- any colors

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Slide 29 - Vidéo

Questions?

Slide 30 - Diapositive

For more information please check : https://mendelcollege.nl/

For more information

please check

https://mendelcollege.nl/

Slide 31 - Diapositive