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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
matter
B
liquid
C
energy
D
mass
2) Another way to define a nebula
A
exploding star
B
old star
C
dying star
D
young star
3) Once stars run out of hydrogen and the temperature begins to increase, these stars are said to be __________.
A
a white dwarf
B
a supernova
C
a galaxy
D
a giant
4) When a star becomes a supernova its brightness __________.
A
increases
B
vanishes
C
decreases
D
doesn't change
5) Our sun is considered a star of__________ temperature
A
medium
B
hot
C
cool
D
low
6) The North Star,___________, is positioned almost directly over the North Pole.
A
Sirius
B
Polaris
C
Orion
D
Betelgeuse
7) The __________ __________of a star is a measure of the amount of light it gives off.
A
apparent strength
B
absolute magnitude
C
absolute solitude
D
apparent magnitude
8) The __________ __________ is a measure of the amount of light received on earth.
A
absolute magnitude
B
apparent magnitude
C
absolute measure
D
apparent measure
9) Astronomers use a star's __________ to determine how far it is from Earth.
A
size
B
parallax
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
dust
D
elements
*select an answer for all questions
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