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4th Grade Light And Eye Review
Test Description: Review
Instructions: Answer all questions to get your test result.
1) Lenses that bend outward are called---
A
convex
B
concave
C
translucent
D
transparent
2) All colors that make up light are called the---
A
light spectrum
B
visible spectrum
C
sclera
D
rainbow
3) The part of the eye that carries images to the brain is called the ---
A
retina
B
cornea
C
optic nerve
D
pupil
4) The opening in the iris that allows light to enter the inside of the eye is called the ---
A
pupil
B
cornea
C
lens
D
retina
5) The part of the eye that refracts light to focus is called the ---
A
cornea
B
pupil
C
retina
D
lens
6) When light shines on an object, the object soaks or ______________ in some of the colors .
A
reflects
B
bends
C
refracts
D
focuses
7) The back part of the eye where images form is called the ---
A
pupil
B
lens
C
cornea
D
retina
8) The bouncing of light off an object is called---
A
refraction
B
absorption
C
reflection
D
spectrum
9) The transparent, curved covering in front of the eye is called the ---
A
lens
B
retina
C
cornea
D
pupil
10) The bending of light as it passes from one substance to another is called---
A
spectrum
B
refraction
C
absorption
D
reflection
*select an answer for all questions
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