Artificial Satellites

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Artificial Satellites

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Important Questions

Mark the following statements as true (T) or false (F):
(a) Pole Star is a member of the solar system.                          ( )
(b) Mercury is the smallest planet of the solar system.             ( )
(c) Uranus if the farthest planet in the solar system.                 ( ) 
(d) INSAT is an artificial satellite.                                            ( )
(e) There are nine planets in the solar system.                          ( )
(f) Constellation Orion can be seen only with a telescope.       ( ) 

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State whether given statement is True or False.
INSAT is a natural satellite.

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INSAT is an artificial satellite. 

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In an artificial satellite, the use of a pendulum watch is discarded, because :

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Write an essay on Indian space programme.

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The time taken by a radio wave to go and come back after reflection from a communication satellite is.

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The man-made objects which orbit the Earth are:

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___________ was launched in the honour of Kalpana Chawla, a space scientist of Indian origin, who died in mishap in a space vehicle. Fill in the blank. 

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The device used to provide electricity in the instruments of artificial satellites is ...........................

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Fill in the blank.
Artificial __________ are man-made objects which orbit around the Earth.

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