Light and Optics Unit Review

What can you see in a room that has no visible light?

• Only bright colored objects

• Only dark colored objects

• Only white objects

• Nothing at all

Tags

NGSS.4-PS4-2

Which part of the eye opens in dark places and closes in bright places?  

• Cornea

• Retina

• Pupil

• Lens

Regulates the amount of light entering the eye and gives the eye its color.

• Iris

• Lens

• Pupil

• Retina

True

• Cone cells detect light and dark

• Rods focus light

• Cones detect color

• Rods detect color

Which statement is true?

• Rods detect light.

• Rods detect colour.

• Rods are the material which colours the eye.

• All of the above

What is this?

• Opaque

• transparent

• translucent

Tags

NGSS.MS-PS4-2

The water is what

• opaque

• translucent

• transparent

Tags

NGSS.4-PS4-2

When ALL of the light is blocked

• translucent

• opaque

• transparent

Which of the following involves the application of plane mirror?

• Make up mirror

• Magnifying glass

• Car's side view

• Kaleidoscope

Tags

NGSS.MS-PS4-2

Light is a form of ___________ that travel in a straight line.

• energy

• resources

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2