Match each galaxy to its description

Asked by maham237 @ in Social Studies viewed by 400 People

Match each galaxy to its description.
A. the Milky Way
B. elliptical galaxy
C. irregular galaxy
1. contains dust, gas and young stars
2. contains mostly older stars with a red color
3.arms extend from a core full of black holes

Answered by maham237 @


(1)
Answer is C – Irregular galaxy


This type of galaxy does not have a clear
shape. It contains high amount of young stars, gas and dust. Among the gases, hydrogen is the most abundant
gas. It causes to form new stars.



(2)
Answer is A – Milky way



Milky Way is the galaxy where our
Earth is located. It is one of large spiral shape galaxies of the universe. IT
contains
mostly older stars with a red color. It is said that Milky Way has around 200 billion
of stars.

(3)
Answer is B – Elliptical galaxy


These types of galaxies have a clear shape as
ellipsoidal
shape. Elliptical galaxies have less number of stars and dust. The
formation of new stars is low. Hence, the brightness is low. According to Edwin
Hubble, elliptical galaxy is one of three classes of galaxies.


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