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Light and the Electromagnetic Spectrum

Total questions: 71

Worksheet time: 45mins

Name
Class
Date
1.

What is the Order of the Electromagnetic System?

a)

Red,Yellow,Orange,Green,Blue,Indigo,Violet

b)

Red,Orange,Yellow,Green,Blue,Indigo,Violet

c)

Violet,Indigo,Green,Blue,Red,Orange,Yellow

d)

Violet,Blue,Red,Orange,yellow,green,Indigo

2.

Longest Wavelengths and Lowest Frequencies?

a)

Visible Light

b)

Microwaves

c)

X-Rays

d)

Radio Waves

3.

Shorter Waves have ____Energy,Longer Waves___Energy?

a)

Lower,Higher

b)

Higher,Lower

4.

Shortest Wavelength and a Higher Frequency on the Electromagnetic System?

a)

X-rays

b)

Infrared

c)

Visible Lights

d)

Gamma Rays

5.

Order Of the Electromagnetic System?

a)

Radio Waves,Microwaves,Infrared,Visible Light,X-rays,Ultra Violet,Gamma.

b)

Radio Waves,Microwaves,Infrared,Visible Light,Ultra Violet,X-rays,Gamma.

6.

What is the Electromagnetic Spectrum?

a)

A Group of Energy Waves That are Visible to the human Eye.

b)

The name Given to a Group of Waves that mostly are Invisible and can travel through empty Or outer Space.

7.

Example Of A Radio Waves?

a)

Cellphone's,Remote Control.

b)

Heat Lamps.

c)

Microwaves,Satellites

8.

Ultra Violet?

a)

Can carry more Energy than Visible light and Longer wavelengths, Lowest frequency.

b)

Can Carry more Energy than X-rays

c)

Can Carry more Energy than Visible Light and Shorter Wavelengths,Higher Frequency than Visible Light.

d)

Can Carry more Energy than Gamma rays.

9.

Radio Waves?

a)

Longest Wavelength and Lowest frequency in the Electromagnetic Spectrum.

b)

Shortest Wavelength and Highest frequency in the Electromagnetic System.

c)

Longest Wavelength, Highest Frequency in Electromagnetic System.

10.

Microwaves ?

a)

Shorter Wavelength than X-rays and lower Frequency than X-ray.

b)

Longer Wavelength than Radio Waves and Higher Frequency than Radio waves.

c)

Shorter Wavelength than Radio Waves, Higher Frequency than Radio Waves.

11.

X-Rays?

a)

Have shorter wavelengths and Higher Frequency than Gamma Rays.

b)

Have longer wavelengths and Higher Frequency than Ultra Violet.

c)

Have shorter wavelengths and Higher Frequency than Ultra Violet.

12.

Gamma Rays?

a)

Higher Frequency and shortest wavelengths in the whole Electromagnetic Spectrum.

b)

Lowest Frequency and longest wavelength in the Electromagnetic System.

13.

Infrared?

a)

Higher Frequency and longest wavelength than Radio waves.

b)

Lowest frequency and higher frequency than radio waves.

c)

Higher Frequency and shortest wavelength than Microwaves .

14.

Visible Light Humans eyes Can't detect?

a)

True .

b)

False.

15.

Can too Much Ultra Violet Light can Cause Cancer

a)

True.

b)

False.

16.

Gamma Rays Highest Frequency in the Electromagnetic system.

a)

False.

b)

True.

17.

You can Not detect Infrared waves with special Goggles.

a)

True

b)

False

18.

Longest wavelength=______

a)

Red

b)

Purple

c)

Violet

19.

Shortest Wavelength=_____

a)

Purple

b)

Red

c)

Violet

20.
Which electromagnetic waves have the highest frequencies and the shortest wavelengths?
a)
microwaves
b)
visible light
c)
gamma rays
21.
Which electromagnetic waves are used in ovens and cell phone communications?
a)
Infrared rays
b)
ultraviolet rays
c)
microwaves
22.
Which type of waves are used in broadcasting?
a)
radio waves
b)
infrared rays
c)
x-rays
23.
Electromagnetic waves that help your body produce vitamin D are called?
a)
ultraviolet rays
b)
x-rays
c)
gamma rays
24.
For waves in any medium, as the wavelength decreases, what happens to the frequency?
a)
It also decrease
b)
It stays the same
c)
It increases
25.
How much of the electromagnetic spectrum is made up of visible light?
a)
only a small portion
b)
a very l;arge portion
c)
about half
26.
Which of the following has wavelengths longer than microwaves?
a)
Infrared waves
b)
Radio waves
c)
Visible light
27.
Which electromagnetic waves allow us to diagnose & treat cancer?
a)
Gamma rays
b)
X-rays
c)
Ultraviolet rays
28.
The electromagnetic spectrum includes the complete range of electromagnetic waves placed in order of:
a)
increasing amplitutde
b)
increasing wavelength
c)
increasing frequency
29.
Which of the following has frequencies higher than ultraviolet rays?
a)
visible light
b)
infrared rays
c)
x-rays
30.
Which electromagnetic waves help doctors detect broken bones inside your body?
a)
gamma rays
b)
x-rays
c)
ultraviolet rays
31.
Which of the following lists the electromagnetic waves in order of increasing wavelength?
a)
X-rays, visible light, radio waves
b)
gamma rays, microwaves, UV rays
c)
infrared rays, radio waves, x-rays
32.
Which electromagnetic waves are used in devices such as heat lamps & TV remote controls?
a)
ultraviolet rays
b)
microwaves
c)
infrared rays
33.
Which of the following lists the electromagnetic waves in order of decreasing frequency?
a)
X-rays, microwaves, infrared rays
b)
UV rays, visible light, x-rays
c)
infrared rays, microwaves, radio waves
34.
Radar uses which type of electromagnetic waves to detect objects & measure their distance and speed?
a)
microwaves
b)
infrared rays
c)
x-rays
35.
Light travels
a)
around corners
b)
in a straight line
36.
Light bounces when it is 
a)
reflected
b)
absorbed
c)
refracted
37.
Light bends when it is 
a)
refracted
b)
reflected
c)
absorbed
38.
mirror
a)
absorbs
b)
reflects 
c)
refracts
39.
smooth, shiny surfaces
a)
reflect
b)
refract
c)
absorb
40.
sunglasses and tinted windows
a)
refraction
b)
absorption
c)
reflection
41.
rainbow
a)
light is reflected
b)
light is refracted
c)
light is absorbed
42.
Which images are opaque?
a)
A & C
b)
A,C,E, & F
c)
D, E, & F
d)
A & E
43.
When a rainbow is formed outside naturally, what causes the light to refract?
a)
A. Small raindrops
b)
B. Sunlight rays
c)
C. Tiny mirrors
d)
D. Glass prisms
44.
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
45.
Smooth surfaces _______ a lot of light.
a)
reflect
b)
bend
c)
absorb
d)
twist
46.
Opaque means...
a)
No light passes through it
b)
All light passes through it
c)
Some light passes through it
47.
Blurs light as it passes through
a)
Transparent
b)
Translucent
c)
Opaque
d)
Refraction
48.
Allows most light through
a)
eflection
b)
Refraction
c)
Translucent
d)
Transparent
49.
What do we call this tool that separates white light into the colors of the Visible Spectrum?
a)
tuning fork
b)
prism
c)
microscope
d)
graduated cylinder
50.

which is a transparent object

a)

glass

b)

copper

c)

iron

d)

steel

51.

Which travels faster?

a)

sound

b)

light

c)

water

52.
What is being blocked when a shadow is formed?
a)
Light Source
b)
Light Path
c)
Object
d)
Eye
53.
The three primary colors of light are
a)
Red, Blue, Yellow
b)
Pink, Green, Blue
c)
Violet, Green, Red
d)
Blue, Green, Red
54.
Why does an apple appear red?
a)
All colors are absorbed & none are reflected
b)
All colors are absorbed except for blue, which is reflected
c)
All colors are reflected and none are absorbed
d)
All colors are absorbed except for red, which is reflected
55.
How does light travel
a)
It curves around corners
b)
Really slow
c)
In a straight line
d)
In circles
56.
Which color reflects the least light?
a)
Black
b)
White 
c)
Blue
d)
Red
57.
Sunlight is
a)
not light at all
b)
red light
c)
yellow light
d)
white light
58.
Which of the following is the best reflector of light?
a)
Lens
b)
Microscope
c)
Mirror
d)
Prism
59.
Light enters this part of the eye first.
a)
Retina
b)
Cornea
c)
Lens
d)
Cones
60.
Humans can see colors because of these photo receptor cells in the Retina called 
a)
rods
b)
optic cells
c)
cones
d)
sclera
61.
Objects that reflect ALL colors will appear _____?
a)
Black
b)
White
c)
Gray
d)
Multi-colored
62.
Objects that ABSORB all colors of light will appear _______.
a)
white
b)
black
c)
multi-colored
d)
gray
63.
If you are using a green color filter, what color will you only see?
a)
blue
b)
green
c)
white
d)
red
64.
If you are using a red color filter, blue objects will appear what color?
a)
purple
b)
blue
c)
red
d)
black
65.
Why can we sometimes see only parts of the moon?  
a)
The path of light can only reach half of the moon at a time.
b)
The path of light from Earth to the Sun is blocked.
c)
The moon is partially eaten by giant zombie rodents, but it can regrow.
d)
Our brain just wants to make things up to confuse us.
66.
Which of the following would not reflect light?
a)
Mirror
b)
Water
c)
Glasses
d)
Brick Wall
67.
What is the purpose of a model in science?
a)
To make science look cool.
b)
To explain a phenomena or process.
c)
To make a topic interesting.
d)
To explain vocabulary.
68.
What percentage of colors makes white light?
a)
100% of red, green, and blue
b)
100% of red, blue, and yellow
c)
0% of red, green, and blue
d)
50% of all colors
69.
Which term describes when light bounces off of a smooth surface?  
a)
Refraction
b)
Transmission
c)
Absorption
d)
Reflection
70.
A girl in her bedroom saw her sister break her mother's lamp in the living room.  Explain how this could be possible.
a)
The girl can see through the wall.
b)
The girl can see her sister, because light can bend.
c)
The girl can see her sister because of a reflective surface in the kitchen.
d)
Since there is light in the living room and bedroom, she is able to see.
71.
What two colors make purple?
a)
Red and White
b)
Red and Blue
c)
Red and Green
d)
Red and Black

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