Please write your answers/corrections in complete sentences.

1. Lesson 17 Quiz
Light & Color

2. 1.
•A mirror with a
surface that
curves inward.

3. 2.
•The process by
light which
materials take in
light energy.

4. 3.
•The bending of light
waves as they move
around a barrier or
pass through an
opening.

5. 4.
•A material that
transmits light
without scattering
it.

6. 5.
• The bouncing back of
an object or wave
when it hits a surface
through which it
cannot pass.

7. 6.
•The bending of
waves as they
enter a new
medium at an
angle.

8. 7.
•A lens that is
thicker in the
center than at the
edges.

9. 8.
•A material that
scatters light as
it passes
through it.

10. 9.
•A material the
reflects or
absorbs all of the
light that strikes
it.

11. 10.
•The layer of cells
that lines the
inside of the
eyeball.

12. 11.
• What happens when light
wave is refracted?
• A. It bounces off a surface.
• B. It changes direction.
• C. It is absorbed.
• D. It changes frequency.

13. 12.
• What is diffraction?
• A. the bouncing of light off a
smooth surface.
• B. the reflection of one color and
absorption of other colors.
• C. the bending of light as it
passes through a lens.
• D. the bending of light as it
passes through a small opening.

14. 13.
• What happens to light
waves that strike a plane
mirror?
• A. They are refracted.
• B. They are diffracted.
• C. They are magnified.
• D. They are reflected.

15. 14.
If you combine all
the colors of light
you will get
___________________.

16. 15
What are the 3 primary
colors of light?
A) Red, Yellow, Green
B) Blue, Green, Red
C) Blue, Yellow, Red
D) Red, Purple, Blue

17. 16
The part of the eye that is
responsible for detecting
colors is the _______.
A) Pupil
B) Retina
C) Cones
D) Rods

18. 17
Light waves travel
through empty space in
the form of a _______
wave.
A) Transverse
B) Longitudinal
C) Mechanical

19. 18.
•WHAT IS THE
DIFFERENCE
BETWEEN
LUMINOUS AND
ILLUMINATED?

20. Word Bank
Concave Rods
Reflection Cones
Opaque Lens
Refraction Mirror
Retina Light
Absorption Longitudinal
Diffraction Transverse
Convex
translucent
Transparent
retina