Name
REFLECTION AND REFRACTION
Topic
The physics of light waves
Learning time
4 hours and 10 minutes
Designed learning time
4 hours and 10 minutes
Size of class
16
Description
Explaining reflection and refraction by the means of Huygens' principle
Aims
Review the laws of reflection and refraction Understand and use Huygens' principle to explain the laws of reflection and refraction Learn to solve problems on reflection and refraction
Outcomes
Recognise, Comprehension, Describe reasons for
Editor
topaina
REFLECTION AND REFRACTION: INTRO
70 minutes)
  • Read Watch Listen
    10
    16
    1
    Icebreaker: class group watch a short video with professor Lewin explaining the proper pronunciation for "Huygens"
  • Read Watch Listen
    30
    16
    2
    Teachers guides the class through a review of the optics concepts seen in the second year and introduces the new concepts Light as a particle: geometric optics Light as a wave: physical optics
  • Discuss
    30
    0
    Class group discussion on the meaning of the Huygens principle with reference to light phenomena and the debate about the nature of light
Notes:
Resources linked: 0
REFLECTION AND REFRACTION: WORKING ON THE CONCEPTS
60 minutes)
  • Practice
    10
    1
    1
    Vocabulary scaffolding on reflection and refraction: image quiz
  • Collaborate
    50
    16
    1
    A student reads aloud the worksheet on reflection and refraction and the class group collaborates under the guide of the teacher in completing the missing parts
Notes:
Resources linked: 0
REFLECTION AND REFRACTION: REVIEW AND HOMEWORK
120 minutes)
  • Practice
    60
    1
    1
    Students check their understanding with practice problems on reflection and refraction
  • Investigate
    60
    1
    1
    Homework assignment: LIGHT TRICKS AT THE BEAUTY PARLOUR answer to the following questions Explain how a green concealer neutralizes the redness on a person’s face. What is the name of the optical effect? Explain how powder takes the shine off of a person’s nose. What is the name of the optical effect? Answer to these questions online in a maximum of 200 words The submitted answers are graded by the subject and the language teacher
Notes:
Resources linked: 0

Learning Experience

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