Unit 2.2 Light (Astronomy)

What particles make up light?

• Photons
• Neutrons
• Protons

Light behaves like both a particle and a ______.

• Mass
• Wave
• Current

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What color has the shortest wavelength, or the highest frequency?

• yellow
• blue
• red
• violet

What does reflection mean?

• bending light
• bouncing light

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What does refraction mean?

• bending light
• bouncing light

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What is this a picture of?

• reflection
• refraction

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The full spectrum of light energy is called the__________

• broad spectrum
• electromagnetic spectrum
• helium spectrum 
• natural light spectrum

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4 is 

• radio
• UV 
• Visible Light
• X-ray

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Which wavelength of visible light has the lowest energy?

• Red
• Yellow
• Orange
• Blue

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Which of the following types of radiation has the shortest wavelength and the highest frequency?

• Radio Waves
• Infrared
• Visible
• X-Rays

Tags

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