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Light Waves And Parts Of The Eye
Test Description: Review for science quiz on 6.P.1
Instructions: Answer all questions to get your test result.
1) Objects appear different in size and shape when placed in water due to....
A
refraction of the light waves
B
the water blocking the light waves
C
diffraction of the light waves
D
reflection of the light waves.
2) What part of the eye is responsible for letting in the right about of light?
A
lens
B
cornea
C
pupil
D
retina
3) Which part of the eye is responsible for receiving light and changing it into electrical signals?
A
pupil
B
lens
C
cornea
D
retina
4) Which of the following best explains why grass is green?
A
Grass transmits green from the sun.
B
Grass only absorbs green light from the sun.
C
Grass reflects all colors except green.
D
Grass absorbs all colors except green which it reflects.
5) Denise was driving after a summer rain shower. Suddenly the sun broke through the clouds and she saw a rainbow. What made this possible?
A
Water reflects sunlight like a mirror and makes it look colored.
B
Overhead black clouds reflect in puddles.
C
Sunlight can be separated into all the colors of the rainbow.
D
Air pollution causes the sky to appear colored.
6) What do frequency and amplitude have in common?
A
Frequency and amplitude have nothing in common.
B
Both frequency and amplitude can tell you how much energy a wave has.
C
Both frequency and amplitude can tell you how much matter is being moved.
D
Frequency is how big a wave is and amplitude is the distance from one crest to another.
7) Which type of wave from the Electromagnetic Spectrum has MORE ENERGY than visible light?
A
radio waves
B
X-Rays
C
infrared rays
D
microwaves
8) Ultraviolet Waves.....
A
have a higher frequency than visible light
B
have a longer wavelength than visible light
C
have less energy than radio waves
D
have more energy than gamma waves.
9) Radio waves....
A
are part of the electromagnetic spectrum just like visible light.
B
have more energy than ultraviolet waves.
C
have very short wavelengths.
D
have a higher frequency than ultraviolet waves.
10) What parts of the eye are responsible for focusing light?
A
cornea and pupil
B
pupil and iris
C
iris and retina
D
cornea and lens
11) What is the relationship between frequency and wavelength?
A
The frequency increases as the wavelength decreases.
B
The frequency decreases as the wavelength decreases.
C
They have no relationship.
D
When frequency is constant, the wavelength increases.
12) Which of the following colors of the visible spectrum has the LONGEST wavelength?
A
red
B
yellow
C
blue
D
violet
13) How do people see things?
A
Light shines right in our eyes from the sun where the brain makes sense of it.
B
Light reflects off an object and enters the eye.
C
Light refracts into our eyes where we see things.
D
Light absorbs into our eyes where we see things.
14) Which of the following items will absorb the most light?
A
a piece of clear translucent glass
B
a black beach towel
C
a white piece of notebook paper
D
a piece of aluminum foil
15) Visible Light...
A
is made up of two frequencies
B
is made up of multiple frequencies
C
is made up of one frequency
D
is not the only part of the electromagnetic spectrum
*select an answer for all questions
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