Light revision

Why does an apple appear red?

• All colors are absorbed & none are reflected
• All colors are absorbed except for blue, which is reflected
• All colors are reflected and none are absorbed
• All colors are absorbed except for red, which is reflected

Tags

NGSS.MS-PS4-2

How does light travel

• It curves around corners
• Really slow
• In a straight line
• In circles

Tags

NGSS.HS-PS4-3

Sunlight is

• not light at all
• red light
• yellow light
• white light

Tags

NGSS.MS-LS1-6

Objects that reflect ALL colors will appear _____?

• Black
• White
• Gray
• Multi-colored

Tags

NGSS.MS-PS4-2

What does the word "converging" mean?

• to separate
• to come together
• parallel 
• perpendicular

The point where the rays meet is known as....

• Fire
• the focal point
• refraction
• Plane of the lens

Tags

NGSS.HS-PS4-5

A concave lens has an inward curved shape. It refracts light outward from the lens. They light rays spread apart as they exit the lens. Which represents a concave lens?

• A

• B

• A and B

• neither A or B

This diagram best represents 

• reflection
• refraction
• absorption
• diffusion

Tags

NGSS.MS-PS4-2

Which one is a convex lens?

• A
• B

the bending of light

• refraction

• reflection

• absorption

• transparent

Tags

NGSS.MS-PS4-2