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WorksheetsStars and Electromagnetic Spectrum
Total questions: 20
Worksheet time: 13mins
Name
Class
Date
1.
Distance between the crests (the symbol is λ)
a)
Amplitude
b)
Ultraviolet
c)
Electronegativity
d)
Wavelength
2.
The number of wave cycles to pass a given point per time unit
a)
Gamma Waves
b)
Meters
c)
Frequency
d)
Radio Waves
3.
Wavelength and Frequency are related in that...
a)
they are always the same
b)
when one increases, the other decreases (inversely proportional)
c)
no correlation
d)
they are both confusing
4.
These have the longest wavelength and the lowest frequency
a)
Radio Waves
b)
Visible Light
c)
Gamma Waves
d)
Purple
5.
These are the only wavelengths the human eye can see:
a)
X-rays
b)
Radio Waves
c)
Visible Light
d)
Gamma Waves
6.
These have the shortest wavelength and the highest frequency
a)
Microwave
b)
Visible Light
c)
Diamond Light
d)
Gamma Waves
7.
What harmful effect can the sun have for life on Earth?
a)
Increasing green energy with solar panels and wind turbines
b)
Vitamin D deficiency and bone loss
c)
Plants and animals dying by dehydration
d)
Ultraviolet radiation causes skin damage, leading to skin cancer
8.
The color of the star tells us its
a)
composition
b)
Temperature
c)
Luminosity
d)
Mass
9.
The hottest color star is
a)
Blue
b)
White
c)
Yellow
d)
Red
10.
Our star is a
a)
yellow/ large star
b)
yellow/ small star
c)
yellow/ medium star
d)
white/medium star
11.
What do we use to classify the temperature and size of stars?
a)
Color
b)
The star's shape
c)
H-R Diagram
12.
When measuring distances between stars the unit of measure used is
a)
Astronomical Units
b)
Light-Years
c)
Miles
d)
Kilometers
13.
The Moon shines because
a)
It reflects light from the Earth
b)
It emits its own light
c)
It reflects light from the Sun
d)
It is bright
14.
Where are stars the most stable?
a)
Supergiant
b)
Main sequence
c)
White dwarf
d)
black dwarf
15.
Put the stars in order from hottest to coolest.
a)
Blue, Red, White, Yellow, Orange,
b)
Red, White, Yellow, Orange, Blue
c)
Blue, White, Yellow, Red, Orange
d)
Blue, White, Yellow, Orange, Red
16.
Which measurements allows astronomers to compare the brightness of stars?
a)
parallax
b)
red shift
c)
absolute magnitude
d)
apparent magnitude
17.
Which star has the lowest luminosity?
a)
A
b)
B
c)
C
d)
D
18.
Which star is considered a Main Sequence Star?
a)
A
b)
B
c)
C
d)
D
19.
Which type of electromagnetic radiation do optical telescopes collect?
a)
Ultraviolet
b)
Visible blight
c)
infrared
d)
x-rays
20.
Based on the information in the table, list stars from brightest to dimmest when viewed from Earth's surface.
a)
A,B,C,D
b)
D,B,C,A
c)
A,C,B,D
d)
D,A,B,C
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