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AP PHYSICS CHAPTER 22 LIGHT REFLECTION AND REFRACTION

B. Physical optics 5%

1. Interference and diffraction √

2. Dispersion of light and the electromagnetic spectrum

C. Geometric optics 5%

1. Reflection and refraction √

2. Mirrors √

3. Lenses

22.1 Nature of light

22.2 Reflection and refraction

22.3 Law of refraction

22.4 Dispersion and prisms

22.7 Total internal reflection

22.1 Explain the dual nature of light. Really need to know this super well. List the experiments and which behavior light acts as in those.

Define diffraction.

22.2 Define reflection and give an example.

Define refraction and give an example.

Write the ray approximation of optics.

Use words and picture to differentiate between specular and diffuse reflection.

Quick quiz 22.1

Write the equation for the angle of reflection on a flat plane surface.

Why do you get red eye in pictures?

Write the equation for angle of refraction between two media.

Quick quiz 22.2

Draw the picture for when light moves from air to glass and then again from glass to air.

22.3 Write the equation for index of refraction.

What property of a wave never changes?

Which of the following materials will refract light more? Use the table 22.1 on page 732 to help you.

a.        water or air

b.        zircon or diamond

c.        benzene or water

Quick quiz 22.3 and 22.4

Study Example 22.2 and show all work for exercise 22.2

Show all work for Exercise 22.3 and 22.4

22.4 Define dispersion.

What does Snell’s law tell us about the angle of refraction?

How does a prism work using Snell’s law?

22.7 What is total internal reflection and write the equation.

When does this occur?

Give an application.

Study Example 22.6 and show all work for exercise 22.6

Assigned later: Page 746 CQ 2,5,6,7,11,16,17 Problems 1,9,18,19,20,33

AP PHYSICS CHAPTER 23 MIRRORS AND LENSES

23.1 Flat mirrors

23.2 spherical mirrors

23.3 convex mirrors

23.4 Images formed by refraction

23.6 thin lenses

23.1 Draw an image formed by reflection in a flat mirror. Figure 23.1

What is the difference between a real image and a virtual image?

Write the formula for lateral magnification.  What is the value for a flat plane mirror?

Record the properties of an image formed by a flat mirror.

Quick quiz 23.1

Study Example 23.1 and show all work for exercise 23.1

23.2 Draw a spherical mirror and label the following points: C, center of curvature; f, focal point. Now draw the ray diagram using these rules.

1. Ray 1 is drawn parallel to the principal axis and is reflected back through the focal point F.

2. Ray 2 is drawn through the focal point and is reflected parallel to the principal axis.

3. Ray 3 is drawn through the center of curvature, C, and is reflected back on itself.

Write the mirror equation.

23.3 A convex mirror is also called what?

1.        Draw a convex mirror and label the following points: C, center of curvature; f, focal point. Now draw the ray diagram using the rules above.

Study Example 23.2 and show all work for exercise 23.2

Quick quiz 23.2, 23.3

23.6 Thin lenses

Draw and label examples of converging lenses.

Draw and label examples of diverging lenses

Write the chart for sign conventions table 23.1

The rules for ray diagrams for lenses.

1.        Ray 1 is drawn parallel to the principal axis.  After refraction by the lens, this ray passes through one of the focal points.

2.        Ray 2 is drawn through the center of the lens. This ray continues in a straight line.

3.        Ray 3 is drawn through the other focal point and emerges from the lens parallel to the principal axis.

Quick quiz 23.4, 23.5, 23.6

Study Example 23.7 and show all work for exercise 23.7, exercise 23.8

To be assigned later: Page 780 CQ #9,10,13,18,19 Problems # 5,12,13,19, 22,31,36

AP PHYSICS CHAPTER 24 WAVE OPTICS

24.1 conditions for interference

24.2 Young’s double slit experiment

24.4 Thin film interference

24.6 diffraction

24.7 single slit diffraction

24.1 What is the range of visible wavelengths?

List the two conditions for interference.

What is the difference between coherent and incoherent sources?

24.2 Draw the wave front produced from a single slit.

Draw the wave fronts produced from double slits.

What is seen when light waves constructively interfere?

What is seen when light waves destructively interfere?

The equation for constructive interference or bright fringes for a double slit is:

The equation for destructive interference or dark fringes for a double slit is:

Quick quiz 24.1

Study Example 24.1 and show all work for exercise 24.1

24.4 Explain why you see varied colors on thin films.
Write the equation for constructive interference.
Write the equation for destructive interference.
When are both of these valid?
When are these equations reversed?
Write the problem solving strategy for thin film.

Study examples 24.2 and 24.3.

24.6 When does diffraction occur?
BY studying active figure 24.16, describe the appearance of the screen from a single slit?

24.7 What is Huygens’s principle?
QQ 24.3

The equation for destructive interference or dark fringes for a single slit is:

Study Example 24.6 and show all work for exercise 24.6

24.9 Describe polarization

Page 812 CQ #1,6,8,19 Problems #1,2,4, 15,17,29,34