WorksheetsElectromagnetic Waves and Optics Review
Total questions: 40
Worksheet time: 7hrs 40mins
Name
Class
Date
1.
All electromagnetic waves have the same...
a)
frequency
b)
speed
c)
wavelength
d)
energy
2.
electromagnetic waves with the longest wavelengths are
a)
gamma rays
b)
x-rays
c)
infrared waves
d)
radio waves
3.
which of the following does NOT belong in the electromagnetic spectrum:
a)
X-ray
b)
sound wave
c)
ultra violet rays
d)
microwaves
4.
Which waves are used to show heat loss with heat sensitive cameras?
a)
Infrared radiation
b)
ultraviolet radiation
c)
microwaves
d)
gamma rays
5.
Which waves are the type that can give us suntans and sunburns?
a)
Infrared radiation
b)
Ultraviolet radiation
c)
Radio waves
d)
X-rays
6.
In visible light, which color has the longest wavelength?
a)
Red
b)
Violet
c)
Yellow
d)
Green
7.
Cancer can be treated with_______________waves.
a)
Penicillin
b)
Radio
c)
Infrared
d)
Gamma
8.
Electromagnetic waves________________travel through space.
a)
Never
b)
Cannot
c)
Can
d)
Wish they could
9.
The blue section of the wave is measuring _________________.
a)
wavelength
b)
crest
c)
trough
d)
amplitude
10.
The acronym (letters) used to remember visible light is____________
a)
KTPERRY
b)
ROYGBIV
c)
DOGPOUND
d)
ROMERO
11.
_____________________light is the only type of EM wave detected by the human eye.
a)
Red
b)
Gamma
c)
Microwave
d)
Visible
12.
The orange line is measuring the _________________________.
a)
wavelength
b)
amplitude
c)
crest
d)
trough
13.
_______ carry the greatest amount of energy.
a)
x-rays
b)
gamma rays
c)
infrared rays
d)
visible light
14.
The higher the frequency the ______ the energy.
a)
higher
b)
lower
c)
neither, stays the same
15.
This type of Electromagnetic wave shows a break in bones.
a)
gamma ray
b)
x-ray
c)
brokenometer
d)
radio wave
16.
Put the visible light colors in order from longest wavelength to shortest wavelength
a)
Violet, Indigo, Blue, Green, Orange, Yellow, Red
b)
Red, Yellow, Green, Orange, Violet, Blue, Indigo
c)
Red, Orange, Yellow, Green, Blue, Indigo, Violet
17.
Select the correct order of waves on the Electromagnetic Spectrum
a)
Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma
b)
Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio
c)
Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio
d)
Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma
18.
How much of the electromagnetic spectrum is visible?
a)
All of it
b)
None of it
c)
Most of it
d)
Only a small part
19.
Which of the following occurs as a light wave bends when it passes from one medium into another?
a)
constructive interference
b)
refraction
c)
destructive interference
d)
reflection
20.
Solve this problems using the equation:
c = λf Calculate the wavelength of light that has a frequency of 5.2 x 1012/s. The speed of of light is 3.00 x 108 m/s.
c = λf Calculate the wavelength of light that has a frequency of 5.2 x 1012/s. The speed of of light is 3.00 x 108 m/s.
a)
5.8 x 10 -5 m
b)
5.8 x 10 -7 m
c)
5.19 x 10 14 m
d)
1.56 x 10 23 m
21.
High frequency waves have _________ wavelengths.
a)
varying
b)
long
c)
the same
d)
short
22.
Solve this problems using the equation:
C = λf
If an AM radio station broadcasts at
9.95 x 105 Hz, what is the wavelength of this radiation?
C = λf
If an AM radio station broadcasts at
9.95 x 105 Hz, what is the wavelength of this radiation?
a)
6.59 x 10-28 m
b)
1.01 x 10-6 m
c)
3.32 x 10-3 m
d)
302 m
23.
An argon ion laser emits light at 488 nm. What is the frequency of this radiation? (1m = 1.0 x 109 nm)
a)
6.15 x 105 Hz
b)
6.15 x 1014 Hz
c)
3.00 x 1020 Hz
d)
2.05 x 106 Hz
24.
A microwave oven emits radiation at a wavelength of 0.00500 m. What is the frequency of this radiation?
a)
6.67 x 10-7 Hz
b)
2.00 Hz
c)
1.50 x 106 Hz
d)
6.00 x 1010 Hz
25.
A converging lens has a focal length of 30 cm. A 5 cm tall candle is placed at a distance of 10 cm in front of the lens. Determine the image distance.
a)
- 45 cm
b)
-30 cm
c)
-15 cm
d)
6 cm
26.
A real image...
a)
is produced by virtual rays and can be projected on a screen
b)
is produced by real rays and cannot be projected on a screen
c)
is produced by virtual images and cannot be projected on a screen
d)
is produced by real rays and can be projected on a screen
27.
Which of the following items would work well in space?
a)
A. flashlight
b)
B. radio
c)
C. guitar
d)
D. drum set
28.
The law of reflection says that the angle of incidence is always ______ the angle of reflection
a)
greater than
b)
less than
c)
equal to
29.
Speed of light in a vacuum is
a)
represented by the symbol "c"
b)
3.00 X108 m/s
c)
is constant
d)
all answers are correct
30.
Which explains why the fork looks different under water?
a)
light can't pass through the glass
b)
the wavelength of light lengthens
c)
the amount of light increases when going through water
d)
light is refracted at an angle
31.
A mirror with a surface that curves inward like the inside of a bowl
a)
concave mirror
b)
convex mirror
c)
plane mirror
d)
flat mirror
32.
Where might you find a convex mirror?
a)
car headlights
b)
the corner of a convenience store
c)
inside a microscope
d)
in your eyeball
33.
Where might you find a convex lens?
a)
car headlights
b)
the corner of a convenience store
c)
inside a microscope
d)
in your eyeball
34.
If an object is inside of the focal length, then the image formed is __________
a)
virtual, inverted
b)
virtual, upright
c)
real, inverted
d)
real, upright
35.
If an object is outside of the focal length, then the image formed is __________
a)
virtual, inverted
b)
virtual, upright
c)
real, inverted
d)
real, upright
36.
Diffraction is
a)
The distortion of a wave by passing through an object
b)
The reflection of a wave from a mirror
c)
The bending of a wave around a barrier
d)
The slowing down of a wave when entering a new medium
37.
If the distance of the image from the lens (di) is positive. The image is considered....
a)
Real
b)
Virtual
38.
In the thin lens equation, do represents
a)
Distance of the object from the lens
b)
Distance of the image from the lens
39.
What type of image is generated?
a)
No Image
b)
Real
c)
Virtual
d)
Vague
40.
Where will the image form?
a)
Greater than 2f
b)
On 2f
c)
Between 2f and f
d)
Behind the mirror
100 %
