EASY
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Most waves used for communication purposes rely on geostationary satellites because _____

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Important Questions on The Universe

HARD
Science>Physics>The Universe>Artificial Satellites
Write the name of first spacecraft of India. Explain the importance of satellites launched by India.
EASY
Science>Physics>The Universe>Artificial Satellites

Which satellite is used for geographical survey?

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Science>Physics>The Universe>Artificial Satellites

Moon is the natural satellite of sun.

MEDIUM
Science>Physics>The Universe>Artificial Satellites
What is meant by the orbit of a satellite? On what basis and how are the orbits of artificial satellites classified?
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Science>Physics>The Universe>Artificial Satellites
Choose the odd one out:
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Science>Physics>The Universe>Artificial Satellites

Write the quadrants in which the following points lie:

-4,7

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Science>Physics>The Universe>Artificial Satellites
What is the movement of the moon around the earth called?
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Science>Physics>The Universe>Artificial Satellites

The moon is the closest star to the Earth. Is this statement true? 

MEDIUM
Science>Physics>The Universe>Artificial Satellites
It takes _____ to revolve around the earth.
EASY
Science>Physics>The Universe>Artificial Satellites
Choose the odd one out:
EASY
Science>Physics>The Universe>Artificial Satellites
Why are geostationary satellites not useful for studies of polar regions?
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Science>Physics>The Universe>Artificial Satellites

The pictures below show the different phases of the Moon.

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How many days does the whole cycle take?

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Science>Physics>The Universe>Artificial Satellites
How long does the moon take to complete its phases from one new moon to the next new moon? 
 
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Science>Physics>The Universe>Artificial Satellites
What is a moon?
MEDIUM
Science>Physics>The Universe>Artificial Satellites

Match the following.

Column A Column B

1. Moon 

 a. Planet 
2. Earth  b. Natural Satellite 
3. Sun  c. Artificial Satellite 
4. INSAT-1A  d. Star 
5. Orion  e. Constellation 




 






 

HARD
Science>Physics>The Universe>Artificial Satellites
If the height of a satellite completing one revolution around the earth in T seconds is h1 metre, then what would be the height of a satellite taking 22 T seconds for one revolution?
EASY
Science>Physics>The Universe>Artificial Satellites

Choose the correct word given below and fill in the blank. 
(moon, eight, stars, Milky Way, mercury)
The satellite of earth is the _____.

EASY
Science>Physics>The Universe>Artificial Satellites
The Moon is a great ball of fire, just like the Sun.
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Science>Physics>The Universe>Artificial Satellites
Choose the odd one out:
HARD
Science>Physics>The Universe>Artificial Satellites

Complete the following table.

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