Classical

Universe - Section 1

46:  

Which one of the following statements regarding Shooting Stars is incorrect?

A.

They are meteors

B.

They are the debris which got separated from a comet

C.

They emit light due to extremely high temperature caused by friction while they are passing through earth's atmosphere

D.

They are a kind of a star

 
 

Option: A

Explanation :


47:  

Which planet is known as the "Watery Planet' ?

A.

Mercury

B.

Earth

C.

Mars

D.

Jupiter

 
 

Option: B

Explanation :


48:  

Which of the following is concerned with the description and mapping of the main features of the Universe?

A.

Cosmology

B.

Astronomy

C.

Cosmography

D.

Geomorphology

 
 

Option: C

Explanation :


49:  

Solar system was discovered by

A.

Kepler

B.

Galileo

C.

Copernicus

D.

Eratosthenes

 
 

Option: C

Explanation :


50:  

The same side of the moon always faces the Earth because

A.

Moon and the Earth have gravitational force

B.

Moon cannot change its position

C.

The period of rotation of the Moon on its axis and period of revolution around the Earth is almost the same

D.

The period of rotation of the Moon- is not equal to the period of rotation of the Earth

 
 

Option: C

Explanation :




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