Light

You have cool glow-in-the-dark stickers of Mickey Mouse. This is an example of 

• fluorescence

• chemiluminescence

• phosphorescence 

• incandescence

Luminous means...

• Gives out its own light

• Reflects light from other things

What is an example of artificial light?

• the sun 

• the stars 

• bioluminescence 

• neon light 

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NGSS.MS-PS4-2

The picture here is an example of...

• artificial light called bioluminescence

• artificial light called chemiluminescence

• natural light called bioluminescence

• natural light called chemiluminescence

What does reflection mean?

• Bending Light

• Bouncing Light

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NGSS.MS-PS4-2

Of the visible spectrum, what color has the longest wavelength?

• Blue

• Green

• Yellow

• Red

• Violet

A prism can be used to...

• separate visible light into colors

• make a beam of light brighter

• measure the speed of light

• make UV light visible

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NGSS.MS-PS4-2

What is visible light used in?

• Light Bulbs, TVs, Lasers

• Nothing, Visible light cannot be used

• Sound

• When we Breathe

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NGSS.MS-PS4-2

Is Visible Light Dangerous?

• No, Visible light cannot harm you

• Yes, visible light is highly radioactive and should be handled carefully. Visible light when in contact with human skin can cause aerial skin cancer.

• No, this is because visible light isn't real

• Yes, Visible light at high concentrations can cause burns, blindness, and indirect DNA damage but at low levels is harmless

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NGSS.MS-PS4-2

Which one is a man made source of light

• The stars

• The sun

• Candle