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WorksheetsCharacteristics of the Universe #2
Total questions: 25
Worksheet time: 27mins
Name
Class
Date
1.
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
2.
Which star is considered a Main Sequence Star?
a)
A
b)
B
c)
C
d)
D
3.
What process takes place inside a star to generate energy
a)
Nuclear fission
b)
Hydrogen Creation
c)
Nuclear fusion
d)
Helium forming
4.
What do the initial moments after the Big Bang have in common with the universe as it exists now?
a)
all the stars, galaxies, and planets that exist today were formed just a few moments after the Big Bang
b)
The universe back then could not sustain life, and it cannot sustain life now
c)
the universe was extremely hot then, and it is still extremely hot not
d)
the universe began expanding then, and it is still expanding today
5.
Which of these puts the main parts of an average star's life cycle in the correct order?
a)
protostar>
main sequence>
red giant >
white dwarf
main sequence>
red giant >
white dwarf
b)
protostar>
main sequence>
white dwarf>
red giant
main sequence>
white dwarf>
red giant
c)
main sequence>
protostar>
white dwarf>
red giant
protostar>
white dwarf>
red giant
d)
protostar>
red giant >
main sequence>
white dwarf
red giant >
main sequence>
white dwarf
6.
Proxima Centauri is the closest star to Earth after the Sun and is located 4.3 light years away from Earth. How long does it take light from Proxima Centauri to reach Earth?
a)
1 year
b)
4.3 years
c)
43 years
d)
10 trillion years
7.
Compared to the rest of the stars, our sun is considered...
a)
Extremely Large and Cold
b)
Small with a medium temperature
c)
Medium size with medium temperature
8.
In the diagram given, what happens as we move to the left?
a)
Stars Get Larger
b)
Stars get Colder
c)
Stars get hotter
9.
What are the final two stages of an average mass star?
a)
white dwarf - black dwarf
b)
neutron star - black hole
c)
supernova - neutron star
d)
pulsar - neutron star
10.
All of the galaxies are found in _____
a)
The Universe
b)
A galaxy
c)
A Solar System
d)
A Telescope
11.
A __________________________ is a huge collection of stars, gases, and dust that is classified by shape.
a)
galaxy
b)
Big Bang Theory
c)
light-year
12.
The type of galaxy that has few young stars, little gas or dust, and NO arms is a/n
a)
elliptical galaxy
b)
spiral galaxy
c)
irregular galaxy
d)
barred spiral galaxy
13.
Why won't our sun ever become a black hole?
a)
It is too massive
b)
It is too old
c)
It is too young
d)
It is too small
14.
A huge ball of very hot gas is a
a)
galaxy
b)
comet
c)
planet
d)
star
15.
Which star has the lowest luminosity?
a)
A
b)
B
c)
C
d)
D
16.
Which star has the lowest temperature?
a)
A
b)
B
c)
C
d)
D
17.
Which star is considered a Main Sequence Star?
a)
A
b)
B
c)
C
d)
D
18.
What happens when a massive star's life ends?
a)
dead star
b)
black hole or neutron star
c)
supernova
d)
white dwarf
19.
True or False
The Sun is the biggest star in the sky.
The Sun is the biggest star in the sky.
a)
True
b)
False
20.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational
21.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational
22.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational
23.
Our Galaxy is called the
a)
M38
b)
Milky Way Galaxy
c)
Andromeda Galaxy
d)
Pinwheel Galaxy
24.
All stars begin as a __________?
a)
giant
b)
black hole
c)
white dwarf
d)
nebula
25.
stars vary in 3 things name them?
a)
brightness, size, temperature
b)
brightness , sparkle, color
c)
brightness, size, color
d)
sparkle, wishes, coloor
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