WorksheetsStars
Total questions: 29
Worksheet time: 15mins
Name
Class
Date
1.
A White Dwarf is a
a)
star in its dying stages
b)
recently formed and growing star
c)
star on the main sequence
d)
star that will become a Black Hole
2.
A protostar is a
a)
star in its dying stages
b)
recently formed and growing star
c)
star on the main sequence
d)
star that will become a Black Hole
3.
Our Sun is a
a)
star in its dying stages
b)
recently formed and growing star
c)
star on the main sequence
d)
star that will become a Black Hole
4.
Our Sun will become
a)
a white dwarf, then a red giant
b)
a red giant then a supergiant
c)
a red giant then a black hole
d)
a red giant then a white dwarf
5.
The explosion from a giant star is called
a)
Galactic cannibalism
b)
supernova
c)
nova
d)
neutron explosion
6.
Two stars that orbit each other are called
a)
companion stars
b)
neutron stars
c)
rotating stars
d)
binary stars
7.
When a massive star explodes it could form a
a)
black hole or neutron star
b)
Seyfert galaxy or black hole
c)
Seyfert galaxy or neutron star
d)
black hole or protostar
8.
Our Sun cannot form a black hole because it
a)
does not have a hot enough temperature
b)
is too young
c)
does not have elements heavier than Iron
d)
does not have enough mass
9.
Which spectral class comes next? O B A F
a)
O
b)
K
c)
G
d)
M
10.
When two star orbit each other, the larger one is called the
a)
Primary star
b)
Companion star
c)
Secondary star
d)
Protostar
11.
Stars can form from a cloud of gas and dust called
a)
Novas
b)
Nubeula
c)
Seyferts
d)
Quasars
12.
When Hydrogen fuses with another Hydrogen, __________ is formed.
a)
Helium
b)
Carbon
c)
Iron
d)
more Hydrogen
13.
The corona is
a)
glowing hot gasses surrounding the sun
b)
hot gasses on the sun’s surface
c)
hot gasses just beneath the sun’s surface
d)
the hottest gasses at the sun’s core.
14.
The force that begins a stars formation is
a)
Nuclear
b)
Gravity
c)
Strong
d)
Star Wars
15.
The process that fuels a star is called
a)
Gravity
b)
Internal Combustion
c)
Stiction
d)
Nuclear Fusion
16.
The further a star is from Earth, the ____________________ the parallax.
a)
Smaller
b)
Greater
c)
Same as
d)
Parallax
17.
When measuring a stars parallax, the observer views the star’s apparent movement in relation to
a)
West Islip
b)
Itself
c)
Earth
d)
Background stars
18.
Stars generate their fuel by a process called nuclear fission
a)
true
b)
false
19.
The temperature of blue-white star is cooler
a)
true
b)
false
20.
The luminosity of a star is measure by its color.
a)
true
b)
false
21.
Red giant stars are massive.
a)
true
b)
false
22.
Red is the color of cool stars.
a)
true
b)
false
23.
Our Sun is of medium temperature.
a)
true
b)
false
24.
The H-R diagram classifies stars according to its temperature, mass, color, and luminosity.
a)
true
b)
false
25.
Our Sun is considered an “O” spectral class.
a)
true
b)
false
26.
Parallax is used to determine the distance of a star.
a)
true
b)
false
27.
Magnetic storms on the Sun’s surface are called solar hurricanes.
a)
true
b)
false
28.
The event horizon of a black hole is sometimes known as the “point of no return”.
a)
true
b)
false
29.
What is Earth's closest star?
a)
Proxima Centuri
b)
40 Eridani B
c)
Sun
d)
Sirius
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