Exit ticket: Refraction Lab

Why would a wave change direction?

• Because it kept traveling through the same medium
• Because it went from one medium to another
• the amplitude was too large
• the frequency was too small

Choose which of the following is refraction of wave?

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Does light travel in a straight line?

• Yes

• No

What would you call this?

• Reflection

• Diffraction

• Refraction

• Friction

How does light behave as it enters these mediums?

• continue its path as straight line.
• bends toward the normal
• bends away from the normal
• reflects

Which one shows the angle of refraction of the light?

• A

• B

• C

• D

A ray of light in air is incident at an angle on one side of a rectangular glass block, as shown. Which ray diagram correctly describes the complete path of the ray of light?

(Determine if light bends towards or away from normal at each boundary)

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• 
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The velocity of light in vacuum is _______ m/s.

• 3x10⁸
• 3x10¹²
• 3x10⁶
• 3x10¹⁰

What causes light to appear refracted?

• temperature
• speed
• weather
• climate

What is a line drawn at 90° to a surface called?

• incident ray

• normal line

• refracted ray

• tangent