Sense of Sight & Tropisms

___________ is a form of energy that travels in waves.

• Sun

• Water

• Light

• Energy

Tags

NGSS.MS-PS4-1

___________ is the kind of energy that travels in waveform from the Sun to Earth.

• Carbon

• Artificial Light

• Generator Light

• Sunlight

Tags

NGSS.MS-PS4-1

True or False: We can only see an object when a light source is present.

• True

• False

The first layer of the eye is the __________. This part of the eye focuses the light into the pupil.

• lens

• cornea

• pupil

• retina

The ___________ is the black circular part of the eye.

• retina

• cornea

• pupil

• lens

Bright lights ___________ the pupil size, and dim lights __________ the size of the pupil.

• decrease; increase

• increase; decrease

• change; keep

• shrink; shrink

Tags

NGSS.MS-LS1-8

The _______ sits behind the pupil and is responsible for focusing the light rays onto the back part of the eye.

• pupil

• retina

• lens

• cornea

The back part of the eye is called the _________. It has millions of cells that respond to light.

• retina

• iris

• pupil

• cornea

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-3

The retina ____________ the light and changes it into __________ _________ so the brain can understand what it is seeing.

• processes; nerve signals

• reflects; light energy

• processes; light waves

• processes; energy waves

_____________ animals have a slightly different eye structure allowing them to perceive shapes and images in dim or very dark environments.

• Small

• Nocturnal

• Fluffy

• All

Tags

NGSS.MS-LS4-4