Mission RL1 Meaning and Cause of Refraction

Mission RL1 pertains to the concept of refraction. The mission consists of 19 questions organized into 5 Question Groups. You must answer one question from each Question Group to complete the mission. The learning outcomes for this mission are ...

• Students should be able to identify what refraction is.
• Students should be able to identify the cause of refraction and should understand the sole exception to light changing speed without changing direction.

If you are not familiar with this topic, then you should first learn about the topic using our written Tutorial or our Video Tutorial:
 

• The Physics Classroom, Refraction and Lenses Unit, Lesson 1, Part f
• What is refraction?
• How can one tell that a light ray has refracted?
• What causes a light ray to refract when it crosses a boundary?
• Are there any exceptions to light crossing a boundary and still not refracting?

What is Refraction?