MEDIUM
8th CBSE
IMPORTANT
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Write the differences between:

Inner planets and outer planets.

Important Questions on Night Sky

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 15 - Night Sky>EXERCISES>Q 7
Distinguish between a planet and a satellite.
EASY
8th CBSE
IMPORTANT
Start Up Science>Chapter 15 - Night Sky>EXERCISES>Q 7
Both galaxies and constellations are groups of stars. Give two differences between them.
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 15 - Night Sky>EXERCISES>Q 1

What makes the sun the main source of heat and light for all the planets?

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 15 - Night Sky>EXERCISES>Q 2

Why is Venus the hottest planet even though Mercury is closest to the sun?

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 15 - Night Sky>EXERCISES>Q 3

Define a light year. Give its numerical value.

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 15 - Night Sky>EXERCISES>Q 4
What are the dwarf planets? Name some dwarf planets.
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8th CBSE
IMPORTANT
Start Up Science>Chapter 15 - Night Sky>EXERCISES>Q 5
What is retrograde motion? Which two planets have this kind of motion?
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 15 - Test Yourself (Based on Chapters 9 - 17)>TEST YOURSELF (Based on Chapters 9 to 17)>Q 7

What is the Milky Way? Why is it named so?