EASY
8th CBSE
IMPORTANT
Earn 100

Answer the following
Record the surface temperature of the following stars:
(a) Blue Star,
(b) White Star
(c) Red Star.

Important Questions on Night Sky

EASY
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 17 - Night Sky>EXERCISES>Q 3
Answer the following
Record the surface temperature of the following stars:
White star
EASY
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 17 - Night Sky>EXERCISES>Q 3
Answer the following
Record the surface temperature of the following stars:
Red Star.
 
EASY
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 17 - Night Sky>EXERCISES>Q 4
Answer the following
Name a few constellations, the names of which are familiar to you
EASY
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 17 - Night Sky>EXERCISES>Q 5
Answer the following
Nearly how many constellations have been named by the astronomers?
EASY
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 17 - Night Sky>EXERCISES>Q 6
Answer the following
How do we locate the Pole Star with the help of the constellation ‘Ursa Major’?
EASY
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 17 - Night Sky>EXERCISES>Q 7
Answer the following
What do you understand by the ‘Phases of the moon’?
EASY
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 17 - Night Sky>EXERCISES>Q 8
Answer the following
Light travels at the speed of  300,000 km s-1. How far is the sun from the earth in 8 min and 20 sec?
EASY
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 17 - Night Sky>EXERCISES>Q 9
Answer the following
What is the value of a light year?