class6 Light

Which of these are examples of NATURAL sources of light?

• Sun 
• Stars
• Lightning
• ALL of them

What happens when light hits an object?

• Some of the light jumps in different directions
  (bounces)
• Some of the light gets absorbed by the object.
• Some of the light bounces back to your eye
• ALL of them.

Tags

NGSS.MS-PS4-2

Which objects REFLECT more light?

• Shiny objects
• Dull objects (not shiny)

Tags

NGSS.MS-PS4-2

Through which objects does light pass MORE?

• Transparent objects, like glass windows
• Opaque objects (not transparent), like a plant

Tags

NGSS.MS-PS4-2

There is no shadow formed on the screen. Why?

• The object is opaque

• The light source is too dim

• The object is transparent

• The object is translucent

Light bounces when it is 

• reflected
• absorbed
• refracted

Tags

NGSS.MS-PS4-2

Shadows are formed when light is

• reflected
• refracted
• diffracted
• absorbed

An example of opaque.

• metal spoon
• wax paper
• window
• frosted glass

Aperture refers to

• Size of the opening in the lens

• How quick the shutter opens

• Film or sensor sensitivity

• Exposure level

Which of the following is false?

• Pinhole camera produces an erect image

• Pinhole camera produces a shadow.

• Pinhole camera produces an inverted image.

• Pinhole camera produces an image