EASY
8th CBSE
IMPORTANT
Earn 100

Which property of the Pole Star makes it very useful for sailors?

Important Questions on The Universe

EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 17 - The Universe>EXERCISES>Q C
Why was it necessary to define a new unit to measure distances in the universe? What is this unit?
EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 17 - The Universe>EXERCISES>Q C
Why is Mercury very hot during the day and very cold at night?
EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 17 - The Universe>EXERCISES>Q C
What is the most distinctive feature of Saturn?
EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 17 - The Universe>EXERCISES>Q C
What is the difference between meteors and meteorites?
EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 17 - The Universe>EXERCISES>Q D
Both galaxies and constellations are groups of stars. Give two differences between them.
MEDIUM
8th CBSE
IMPORTANT
Living Science 8>Chapter 17 - The Universe>EXERCISES>Q D
How can you locate the Pole Star with the help of Ursa Major?
MEDIUM
8th CBSE
IMPORTANT
Living Science 8>Chapter 17 - The Universe>EXERCISES>Q D
Explain why the Pole Star appears to be stationary in the sky and all other stars appear to revolve around it from east to west.
EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 17 - The Universe>EXERCISES>Q D

Show the position of the main stars in these constellations:

a. Ursa Major                                   b. Orion