Intro to Optics

The picture shows how we view our sky as blue.  This occurs due to ________. 

• the scattering of white light

• light being refracted by our atmosphere

• sunlight being blue

• the dispersion of white light

What is TRUE about the picture? 

• The refractive index of the material in the top picture is lower than the refractive index of the bottom material

• We see light refracting toward the normal line

• The angle of incidence in the top picture is greater than the angle of refraction in the bottom picture

• All answers are correct

Tags

NGSS.MS-PS4-2

Which of the following is TRUE about the picture? 

• The straws appear bent due to reflection of light

• The liquid in the containers have different refractive indices

• The straws appear identical due to having similar n-values

• Light is refracted at the same angles in the liquid containers

Tags

NGSS.MS-PS4-2

The ray of light that strikes a mirror

• Reflected Ray

• Incidence Ray

• Angle of Incidence

• Angle of Reflection

Tags

NGSS.MS-PS4-2

If you had a Yellow light with a Magenta filter, what color light would you have after the filter.

• Red

• Blue 

• Green

• Cyan

Tags

NGSS.MS-PS4-2

Refraction

• When energy is absorbed

• Occurs when energy is absorbed

• Occurs when energy waves travel through substance

• When light hits a substance

Tags

NGSS.MS-PS4-2

Observe the picture of a student and a mirror.  The student is seated at a table. What object will the student see in the mirror?

• Sun & Triangle

• Triangle & Square

• Heart & Sun

• Square & Sun

Tags

NGSS.4-PS4-2

Name the type of mirror

Tags

NGSS.MS-PS4-2

The type of image formed in the screen by the projector.

• Real image

• Virtual image

Tags

NGSS.MS-PS4-2

What is the speed of light in a vacuum?

• 3 x 10^8 m/s

• 1.5 x 10^8 m/s

• 3 x 10^6 m/s

• 1.5 x 10^6 m/s

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2