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There are billions of stars in billions of galaxies.
D
There are millions of stars and billions of galaxies.
There are millions of stars and billions of galaxies.
Question #2
2. Scientists use a variety of ways to measure distances across space. One such method
uses a star's motion to calculate how far it is from Earth. Which of the following units of
measurement would a scientist most likely use to determine how far a star, outside our solar
system, is from Earth?
Responses
A
miles
miles
B
light years
light years
C
kilometers
kilometers
D
astronomical units
astronomical units
Question #3
A etudent drew the disoram eboum foot to ecalal fn ehr the relativa sivas nf moral narte