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Stars, Galaxy, And The Universe
Test Description: Use this to help you study.
Instructions: Answer all questions to get your test result.
1) These are the largest and brightest stars
A
Neutron stars
B
Supernovas
C
Supergiants
D
Giants
2) It is a hot ball of glowing gases
A
star
B
galaxy
C
planets
D
universe
3) Which science includes the study of stars?
A
geology
B
meteorology
C
astronomy
D
hydrology
4) Our sun is a ________ star.
A
white dwarf
B
main sequence
C
neutron
D
giant
5) A group of stars that form a pattern is called a(n) __________.
A
globular star cluster
B
constellation
C
open star cluster
D
galaxy
6) In the 1920s, ________ showed that other galaxies exist besides our own.
A
Snoopy
B
Janet Parkerson
C
Don Winget
D
Edwin Hubble
7) The measurement of a star's apparent movement over time is known as ______.
A
magnitude
B
redshift
C
variableness
D
parallax
8) What is the best unit of measurement to describe the distance of stars from Earth?
A
meter
B
kilometer
C
year
D
light-year
9) Which of these options is a star?
A
Mars
B
Jupiter
C
Sun
D
Moon
10) What is the temperature of a star with a blue color?
A
the same as the Sun
B
cool
C
hot
D
medium for a star
11) A star is actually born when ____________.
A
nuclear fusion ends
B
nuclear fusion begins
C
on Mrs. Parkerson's birthday
D
nuclear fisson begins
12) The chemical makeup of the Sun is
A
hydrogen, helium, and sulfate
B
oxygen and helium
C
hydrogen and oxygen
D
hydrogen and helium
13) The brightness of a star with a blue color?
A
magnitude
B
redshift
C
parallax
D
variableness
14) A _____ is a large group of stars held together by gravity
A
supergiant
B
galaxy
C
constellation
D
star cluster
15) Why do galaxies appear to move away from each other?
A
the universe is expanding
B
stars still are being born
C
other move closer together
D
galaxies are spinning
*select an answer for all questions
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