Light

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Physics

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UNIT 8-ASTRONOMY

luonut Brandon Cohen

Forms of energy

luonut Marta de Quinto García

capabilities and limitations of ICT

luonut Kezia Bailey

Light

Refraction

As light travels from one optical medium to another,there will be a sudden change

It causes the path of light to bend at the boundary of the two optical medium.

This is also known as Refraction.

Light travels at different speeds in different optical mediums.

Properties of light

Light travels in a straight line.

SpeedOfLightInVacuum

3x10^8 m/s

Lenses

Main topic

Definition

Light or visible light is electromagnetic radiation that is visible to the human eye,and is responsible for the sense of sight.