1
Q
Great Debate
A
Shapley/Curtis: other galaxies were within the milky way/ not
2
Q
E0
A
spherical
3
Q
E7
A
large eccentricities
4
Q
Grand design spiral
A
prominent spiral pattern
5
Q
flocculant spirals
A
not so defined spiral pattern
6
Q
Sa spirals
A
tight arms, large bulge
7
Q
Sc spiral
A
loose arms, small bulge
8
Q
Tidal interaction
A
closer stars experience gravitational effects
9
Q
galactic cannibalism
A
large galaxy eats smaller one (can form giant ellipticals)
10
Q
Irregular galaxies
A
small galaxies with no distinct shape
11
Q
S0 galaxy
A
disk is same size as bulge
12
Q
spiral galaxy
A
density waves
AST 203
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