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Stars
Test Description: Virginia 6th graded Glencoe
Instructions: Answer all questions to get your test result.
1) When fusion occurs, the mass lost is converted into __________.
A
energy
B
matter
C
liquid
D
mass
2) Another way to define a nebula
A
young star
B
dying star
C
exploding star
D
old star
3) Once stars run out of hydrogen and the temperature begins to increase, these stars are said to be __________.
A
a supernova
B
a white dwarf
C
a giant
D
a galaxy
4) When a star becomes a supernova its brightness __________.
A
increases
B
doesn't change
C
vanishes
D
decreases
5) Our sun is considered a star of__________ temperature
A
cool
B
low
C
medium
D
hot
6) The North Star,___________, is positioned almost directly over the North Pole.
A
Betelgeuse
B
Polaris
C
Sirius
D
Orion
7) The __________ __________of a star is a measure of the amount of light it gives off.
A
absolute solitude
B
apparent strength
C
apparent magnitude
D
absolute magnitude
8) The __________ __________ is a measure of the amount of light received on earth.
A
apparent measure
B
apparent magnitude
C
absolute measure
D
absolute magnitude
9) Astronomers use a star's __________ to determine how far it is from Earth.
A
parallax
B
size
C
parallel
D
brightness
10) By studying a star's spectra, scientists can determine __________ found in the star's atmosphere.
A
clusters
B
gases
C
elements
D
dust
*select an answer for all questions
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