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WorksheetsEM Spectrum and Universe
Total questions: 50
Worksheet time: 37mins
Name
Class
Date
1.
Select the correct order of waves on the EMS
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
2.
Which has the LONGEST wavelength and, therefore, the lowest frequency/energy
a)
Gamma Rays
b)
Radio Waves
c)
Visible Light
d)
Infrared rays
3.
Which has the SHORTEST wavelength and, therefore, the highest frequency/most energy
a)
Radio waves
b)
Ultraviolet Rays
c)
Gamma Rays
d)
X-rays
4.
Which section of the spectrum is the ONLY one we can see?
a)
X-rays
b)
Visible Light
c)
Gamma Rays
d)
Ultraviolet Rays
5.
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
6.
Which of the following electromagnetic waves is given off as heat?
a)
Radio Waves
b)
Infrared Rays
c)
Visible Light
d)
Gamma Rays
7.
Which of the following electromagnetic waves has the lowest energy?
a)
gamma ray
b)
infrared wave
c)
visible light wave
d)
microwave
8.
As the frequency of an electromagnetic wave increases, the amount of energy in that wave...
a)
increases.
b)
decreases.
c)
stays the same.
9.
Which color has the highest frequency?
a)
red
b)
orange
c)
green
d)
blue
10.
Which of the following has the longest wavelength?
a)
microwaves
b)
visible light
c)
x-rays
d)
infrared waves
11.
High frequency waves have _________ wavelengths.
a)
varying
b)
long
c)
the same
d)
short
12.
The distance between two crests or two troughs of a wave is called:
a)
frequency
b)
amplitud
c)
wavelength
d)
hertz
13.
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
14.
Cell phones use_____________waves.
a)
Microwaves
b)
Gamma
c)
XRays
d)
Radio
15.
The EM spectrum increases from left to right in________________.
a)
Wavelength
b)
Frequency
c)
Amplitude
d)
Height
16.
______waves can help sterilize medical equipment by killing bacteria.
a)
Infrared
b)
Visible
c)
Gamma
d)
Ultraviolet
17.
Cancer can be treated with_______________waves.
a)
Penicillin
b)
Radio
c)
Infrared
d)
Gamma
18.
EM waves________________travel through space.
a)
Never
b)
Cannot
c)
Can
d)
Wish they could
19.
The blue section of the wave is measuring _________________.
a)
wavelength
b)
crest
c)
trough
d)
amplitude
20.
The orange line is measuring the _________________________.
a)
wavelength
b)
amplitude
c)
crest
d)
trough
21.
_____________________light is the only type of EM wave detected by the human eye.
a)
Red
b)
Gamma
c)
Microwave
d)
Visible
22.
The acronym (letters) used to remember visible light is____________
a)
KTPERRY
b)
ROYGBIV
c)
DOGPOUND
d)
ROMERO
23.
_____ have the longest wavelengths and lowest frequencies of all electromagnetic waves.
a)
microwaves
b)
radio waves
c)
gamma rays
d)
ultraviolet
24.
The shortest wavelength in visible light is______.
a)
violet
b)
red
c)
blue
d)
yellow
25.
Airport security is an example of _________.
a)
infrared rays
b)
radio waves
c)
x-rays
d)
gamma rays
26.
_______ carry the greatest amount of energy.
a)
x-rays
b)
gamma rays
c)
infrared rays
d)
visible light
27.
Which of the following electromagnetic waves is given off as heat?
a)
Radio Waves
b)
Infrared Rays
c)
Visible Light
d)
Gamma Rays
28.
What are electromagnetic waves?
a)
exerts electric forces on charged particles.
b)
Transverse waves consisting of changing electric fields and changing magnetic fields.
c)
produces magnetic forces
d)
The transfer of energy by electromagnetic waves traveling through matter or across space.
29.
Which part of the electromagnetic spectrum has high enough energy to cause damage to eyes and skin, and sometimes even cancer?
a)
infrared light
b)
visible light
c)
ultraviolet light
d)
microwaves
30.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational
31.
An interstellar cloud of dust and gases where stars can form
a)
Galaxy
b)
Supernova
c)
Gravity
d)
Nebula
32.
A system of stars, gases and dust held together by gravity.
a)
Stellar Nebula
b)
Planetary Nebula
c)
Galaxy
d)
Black Hole
33.
Our sun is classified as a -
a)
Supernova
b)
Large Star
c)
White Dwarf
d)
Medium sized star
34.
Where is the Sun located?
a)
At the very edge of the Milky Way
b)
At the edge of the Milky Way on one of the Spiral Arms
c)
In the Center of the Milky Way
35.
Scientists can determine the chemical composition of stars by using the -
a)
size of the stars
b)
HR diagram
c)
EM spectrum
d)
Big Bang residue
36.
True or False: A galaxy is bigger than the universe.
a)
true
b)
false
37.
We live in the ___________ galaxy.
a)
Andromeda
b)
M42
c)
Milky Way
d)
M81
38.
Which hierarchy is correct, from larget to smallest?
a)
universe, solar system, galaxy, planet, star
b)
universe, star, planet, solar system, galaxy
c)
galaxy, universe, solar system, planet, star
d)
universe, galaxy, solar system, planet, star
39.
Fill in the missing hierarchy of the universe.
Universe,____________, Solar System,__________, planets
Universe,____________, Solar System,__________, planets
a)
Black holes, white dwarfs
b)
Stars, Galaxies
c)
Galaxies, Stars
d)
Sun, Asteroid Belt
40.
The three types of galaxies are irregular, elliptical and spiral.
a)
true
b)
false
41.
What type of telescope is the Hubble telescope?
a)
Refracting telescope
b)
Reflecting telescope
c)
Optical telescope
d)
A telescope
42.
What is the light we can see called?
a)
Wavelength
b)
Visible light
c)
Infrared radiation
d)
Radio waves
43.
What are instruments that collect and focus light and other forms of electromagnetic radiation.
a)
Telescopes
b)
Radios
c)
Observatory's
d)
Convex lens
44.
What telescope is famous for its photos of the universe and orbits above Earth's atmosphere?
a)
X-ray
b)
Radio telescopes
c)
The optical telescope
d)
The Hubble telescope
45.
If a star is being observed from Earth and it's light has shifted towards the blue side of the electromagnetic spectrum it would be...
a)
Moving towards the Earth
b)
Moving away from the Earth
c)
This is a trick question that cannot be answered
d)
It isn't a star, it is a very large blueberry.
46.
If a star is being observed from Earth and it's light has shifted towards the red side of the electromagnetic spectrum it would be...
a)
Moving towards the Earth
b)
Moving away from the Earth
c)
This is a trick question that cannot be answered
d)
It isn't a star, it is a very large blueberry.
47.
The vast majority of galaxies in our universe are moving away from us. We know this because we observe __________ in the galaxies absorption spectra.
a)
Redshift
b)
Blueshift
c)
Turbulance
d)
Superposition
48.
An object that is moving VERY fast away from Earth would have ________ than an object that is moving very slow away from Earth.
a)
More Redshift
b)
More Blueshift
c)
Less Redshift
d)
Less Blueshift
49.
An object that is moving VERY fast towards the Earth would have ________ than an object that is moving very slow towards the Earth.
a)
More Redshift
b)
More Blueshift
c)
Less Redshift
d)
Less Blueshift
50.
Based on the Doppler effect, what can you tell about the motion of this object?
a)
It is moving left.
b)
It is moving right quickly.
c)
It is standing still.
d)
It is moving up slowly.
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