25 pt.

5 pt.

10 pt.15 pt.20 pt.

25 pt.

5 pt.

10 pt.15 pt.20 pt.

25 pt.

5 pt.

10 pt.15 pt.20 pt.

25 pt.

5 pt.

10 pt.15 pt.20 pt.

25 pt.

5 pt.

10 pt.15 pt.20 pt.

1-5

If you stand 2ft from a plane mirror, how far away is your image?

1-5A

If you stand 2ft from a plane mirror, how far away is your image?

4ft

1-10

Describe the image in a diverging mirror:

1-10A

Describe the image in a diverging mirror:

•Virtual•Right-Side-Up•Smaller than the object•Only visible when looking in the mirror

•(2 of 4 required for the points)

1-15

Is this a Diverging or Converging mirror?

1-15A

Converging

Is this a Diverging or Converging mirror?

1-20Parallel light rays striking a converging mirror all do what?

1-20AParallel light rays striking a converging mirror all do what?

Go through the focus point.

1-25What are the 2 names of this mirror, and what do those names mean?

1-25A

Convex: Shape of the mirror

Diverging: Affect on light

(spreads light out)

What are the 2 names of this mirror, and what do those names mean?

2-5What is the Law of Reflection?

2-5AWhat is the Law of Reflection?

Angle of Incidence = Angle of Reflection

2-10Draw the Ray Tracings to determine the reflected image. NO NOTES!!!

2-10ADraw the Ray Tracings to determine the reflected image. NO NOTES!!!

2-15Draw the Ray Tracings to determine the reflected image. NO NOTES!!!

2-15ADraw the Ray Tracings to determine the reflected image. NO NOTES!!!

2-20Draw the Ray Tracings to determine the reflected image. Show ALL Rays

that could be used. NO NOTES!!!

2-20ADraw the Ray Tracings to determine the reflected image. Show ALL Rays

that could be used. NO NOTES!!!

2-25Draw the Ray Tracings to determine the reflected image. NO NOTES!!!

2-25ADraw the Ray Tracings to determine the reflected image. NO NOTES!!!

3-5

What is required for the refraction of light?

3-5A

What is required for the refraction of light?

The light must change speed.

3-10If light slows down entering a material, does it refract towards

or away from the normal?

3-10AIf light slows down entering a material, does it refract towards

or away from the normal?

Towards

3-15Draw the path of the light as it moves through and out of these materials:

(Show normal lines)

n = 1.5 n = 1.0 n = 2.5

3-15ADraw the path of the light as it moves through and out of these materials:

(Show normal lines)

n = 1.5 n = 1.0 n = 2.5

3-20What happens if light strikes a surface beyond the ‘critical angle’?

3-20AWhat happens if light strikes a surface beyond the ‘critical angle’?

Total internal reflection

3-25When light enters a medium with a higher index of refraction, the speed of

light decreases. The change in what property of a light wave causes this?

3-25AWhen light enters a medium with a higher index of refraction, the speed of

light decreases. The change in what property of a light wave causes this?

λ

4-5What is Snell’s Law?

4-5AWhat is Snell’s Law?

n1sin(θ1) = n2sin(θ2)

4-10What is the index of refraction for a material in which the speed of light is

0.2C?

4-10AWhat is the index of refraction for a material in which the speed of light is

0.2C?

n = C/V

V = 0.2C

n = C / 0.2C

n = 5

4-15The light below travels from water to air. At what angle will the light travel

in the air?

20°

4-15A

nwater = 1.33 nair = 1

(nwater)sin(θwater) = (nair)sin(θair)

1.33sin20 = 1sin(θair)

θair = 27°

The light below travels from water to air. At what angle will the light travel

in the air?

4-20Type Question Here

4-20A

Light travels from crown glass (n = 1.52) into diamond (n = 2.42). If the angle of refraction

is 15°,what was the angle of incidence?

(nglass)sin(θglass) = (ndiamond)sin(θdiamond)

1.52sin(θglass) = 2.42sin(15°)

θglass = 30°

4-25What is the critical angle of a light ray that is travelling from the Goron’s

Ruby (n = 3.6) to air?

4-25A

(nruby)sin(θc) = (nair)sin(90°)

3.6sin(θc) = 1*1

θruby = 16.1°

What is the critical angle of a light ray that is travelling from the Goron’s

Ruby (n = 3.6) to air?

5-5What super hero could travel nearly the speed of light?

5-5A

The Flash

What super hero could travel nearly the speed of light?

5-10What is this?

5-10AWhat is this?

5-15The voice of Kirby in “The Brave Little Toaster” was also the voice of what famous cereal spokesman?

5-15AThe voice of Kirby in “The Brave Little Toaster” was also the voice of what famous cereal spokesman?

Tony The Tiger(Thurl Ravenscroft)

5-20The new $10 bill has a phrase in large red letters. Where is this phrase from?

(NO PEEKING!!!)

5-20A

The Constitution(The Preamble)

5-25Decode this secret message:

5-25ADecode this secret message:

Daily Double

Light travels from crown glass (n = 1.52) into diamond (n = 2.42). If the angle of refraction

is 15°,what was the angle of incidence?