
Earth Science - 1 Quiz 2 Retake
Authored by Eric N
Other
9th - 10th Grade
Used 1+ times

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28 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hubble’s Law states that the speed at which a galaxy is moving away is proportional to the _______.
mass of the galaxy
number of stars in the galaxy
galaxy’s distance from Earth
age of the galaxy
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dark matter can be detected by its _______.
cosmic microwave background radiation
redshift
velocity
gravitational effects on visible matter
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
What is cosmic microwave background radiation? (Choose all that apply)
Radiation that is present throughout the Universe
Left-over heat (energy) from the Big Bang event
Radiation stretched into microwave length by the expanding universe
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following are required in the formation of a star?
inertia and friction
gravity and inertia
gravity and fusion
light and fusion
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The life cycle of a star begins with a cloud of gas and dust called a _______.
protoplanet
supernova
nebula
protostar
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which labeled region in the diagram above identifies the Red Giant stars?
A
B
C
D
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A hot, bright star would appear in which region of an H-R diagram?
lower left
upper right
lower right
upper left
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