Question

Listed following is a set of statements describing individual stars or characteristics of stars.?
Match these to the appropriate object category.
1. The majority of stars in our galaxy
2. very cool but very luminous
3. not much larger in radius than Earth
4. very hot but very dim
5. the Sun, for example
6. found in the upper right of the H-R diagram
7. a very hot and very luminous star
Please match the above items in the following three categories:
A) Red giant or supergiant stars
B) Main-sequence stars
C) White dwarfs

Answer 1

Answer:

A)  

2. very cool but very luminous

6. found in the upper right of the H-R diagram

B)  

1. The majority of stars in our galaxy

5. the Sun, for example

7. a very hot and very luminous star

C)

3. not much larger in radius than Earth

4. very hot but very dim

Explanation:

Main-sequence stars :

 Main-sequence stars are the star which having hydrogen in the core and also having stable inward and outward force.

White dwarfs :

 This is also a star like the sun .The temperature of these type of star above 100,000 Kelvin.The mass of  White dwarfs is less than the sun but slightly more than earth.

Red giant or supergiant stars :

This is the biggest star in the universe.When a star does not having hydrogen fuel in the core then  Red giant or supergiant stars are formed.

A)   2 ,6

B)  1 , 5 ,7

C)  3 ,4