Light, Sound and Waves

Big Idea: Waves carry information without causing a permanent change on the intervening medium. More info...

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How images form

Demonstration: Investigating the formation of real images.

Practical Activity 14-16

Demonstration: A set of experiments to introduce real and virtual images formed by a convex lens.

Practical Activity 14-16

Demonstration: Shows rays forming an image in the smoke with a lens and a mirror, as well as the effects of chromatic and...

Practical Activity 14-16

Class practical: A group of short, introductory experiments to investigate the behaviour of concave and convex lenses using...

Practical Activity 14-16

Demonstration: A demonstration to show the inversion of an image on the retina, and a model to show how the shadow forms.

Practical Activity 14-16