6.1 What is light

Science Period

Light

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Light — introductionMiddelbare schoolhavo, vwoLeerjaar 2

This lesson contains 27 slides, with text slides and 1 video.

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Science Period

Light

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Learning goals

Describe what light is

Explain what light is made up
Explain why light is a spectrum

What is the umbra and penumbra of a shadow?

How does a camera work?

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During classical explanation – have a question, raise your hand

While working independently – disturb the class, go to olc 2 for the rest of the lesson with extra work

Not participating serious in the class (making noise, inappropriate jokes, etc.) — go to olc 2 with extra work

Disturb the class – warning – come to school the next day at 8

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What is light?

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What is light?

The wave particle duality

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Light is what we see

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Light is what we see

Light is a form of energy

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Light is what we see

Light is a form of energy

Light is an electromagnetic wave

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Light is what we see

Light is a form of energy

Light is an electromagnetic wave

Light is a spectrum

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Light is what we see

Light is a form of energy

Light is an electromagnetic wave

Light is a spectrum

Light is a wave particle (called a photon)

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Light is an electro magnetic wave

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Light is an electro magnetic wave

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Light is a spectrum

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6.1 What is light?

Light is a way of transferring energy in the form of an electro magnetic wave

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6.1 What is light

Light is a way of transferring Energy (EM waves)

Electromagnetic waves can travel through empty space without loosing energy.

Because of this the Sun is able to provide energy to the Earth — This is what makes life possible.

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Luminous

Luminous — Source that give of light

This light reflects of objects into our eyes (these objects are not luminous)

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Umbra — Penumbra

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Line of sight

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Camera obscura

camera obscura, ancestor of the photographic camera. It consisted of small darkened rooms with light admitted through a single tiny hole. The result was that an inverted image of the outside scene was cast on the opposite wall, which was usually whitened

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www.khanacademy.org

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Working independtly

Homework:

Yellow block exercises
Workbook exercises

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6.1 What is light

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