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Galaxies
Author :
Diego Millan
1.
A galaxy is a collection of solar masses containing between 100,000 and 3,000 billion trillion...
A.
Planets
B.
Stars
C.
Cosmic dust
D.
Clouds
2.
The Milky Way is a _____ _____ that spans 100,000 light years in diameter
A.
Irregular galaxy
B.
Star
C.
Elliptical galaxy
D.
Spiral galaxy
3.
In 1936 Hubble classified galaxies into ________, _________ and ________, being the most frequent the first two.
A.
Ellipticals, Spirals and Irregulars
B.
Stars, Planets and Spirals
C.
Ellipticals, Cosmic dust and Planets
D.
Irregular, Stars and Spirals
4.
These galaxies, called ellipticals, contain a large population of ____ _____
A.
Young stars
B.
Great stars
C.
Old stars
D.
Dark stars
5.
Those galaxies that do not have well-defined structure and symmetry are included in this group.
A.
Ellipticals
B.
Stars
C.
Spirals
D.
Irregulars