geography - the earth in the solar system

Class 6 - Geography

The Earth in the Solar System

MCQ
Q&A
Question:

What is "Geoid"?

Answer:

A sphere with its ends flattened at poles (just like earth) is called geoid.



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Questions and Answers


The Earth in the Solar System - Questions
1.

Fill’in the blanks.
(a) A group of…….. forming various patterns is called a ………….
(b) A huge system of stars is called ……………
(c) ………… is the closest celestial body to our earth.
(d) ……….  is the third nearest planet to the sun.
(e) Planets do not have their own ………… and ……….


Answer
2.

State whether these sentences are true (T) or false (F).
(i) The Sun appears bigger and brighter than the other stars because it is indeed so.
(ii) Saptarishi and Ursa Major are two different constellations.
(iii) The Pole Star is known to have a fixed position in the sky.
(iv) The earth is the only planet that has a natural satellite.
(v) Pluto was declared a "dwarf planet"in August 2006.
(vi) The earth is the third-largest planet in the solar system.
(vii) The geoid shape is not perfectly spherical.
(viii) The moon takes about the same time in rotating about its axis once as it does to complete a revolution around the earth.


Answer
3.

What does the solar family consist of? [V. Imp.]


Answer
4.

How much time does the moon take to revolve once around the earth?


Answer
5.

Name the two extreme shapes of the moon. When and at what intervals do they occur?


Answer
6.

Answer the following questions briefly.
(a) How does a planet differ from a star?
(b) What is meant by the ‘Solar System'?
(c) Name all the planets according to their distance from the sun.
(d) Why is the Earth called a unique planet?
(e) Why do we see only one side of the moon always?
(f) What is the Universe?


Answer
7.

Fill in the blanks with appropriate words to complete each sentence:
(i) The Amavasya night occurs about ………..  days after the Poomima night.
(ii) Stars are celestial bodies that are ………..  and ………….
(iii) The planets do not possess their own ………..  and …………
(iv) The Small Bear constellation is better known as the ………….
(v) The Greek word which is the origin of the word "planets"means ………….
(vi) Three planets having rings around them are …………  , ……….  and …………
(vii) ……..  are elongated fixed paths in which a celestial body always remains.
(viii) Venus is similar to the earth in its ……….  and ………….
(ix) The shadows on the moon's surface are due to ……….. , ………  and …………
(x) Meteoroids heat up and bum due to …………


Answer
8.

Why is earth called "blue planet"? [V. Imp.]


Answer
9.

What is a meteoroid?  


Answer
10.

Write a short note on the two planets nearest to the sun.


Answer
11.

From which Greek word is the word ˜planet' derived?


Answer
12.

What is the difference between the moon and INSAT?    [V. Imp.]


Answer
13.

What are asteroids?


Answer
14.

What is the Pole Star? How can the Saptarishi be used to locate it?  [Imp.]


Answer
15.

Write short notes on the following:
(a) The sun
(b) The moon
(c) Galaxy.  [V. Imp.]


Answer
16.

Draw a diagram showing the eight planets of the solar system in their orbits around  the’ sun. Also prepare a table mentioning the length of their days and years.


Answer
17.

Why do we not feel the heat and light of the stars, even though they are so big and hot?


Answer
18.

What is "Geoid"?


Answer
19.

How does earth support life?   [V. Imp.]


Answer
20.

MatchingSkills


Answer
21.

Name two celestial bodies visible only in the night sky.


Answer
22.

What is the shape of the orbits in which planets revolve around the sun?


Answer
23.

Which planet is called "Earth's twin"and why?


Answer
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