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7 Identify what is shown in A 18 1
the picture.
a)circle of illumination
b)Revolution
c)Rotation
d)Resolution

8 Which ancient India astronomer said “ Earth is round and K 19 1
rotates on it‟s own axis”.
a)Kautilya
b)Aryabhatta
c)Barahmihir
d)Banabhatta

9 The side of Earth which faces Sun has: U 19 1
a)Summer season
b)Winter season
c)night
d)Day

10 What is rotation? How much time does the Earth takes to K 18 1
complete one rotation?

11 The circle that divide day from the night on the globe is called K 18 1
as ________.
[A] Circle of Illumination
[B] Circle of Solar Plane
[C] None of these
[D] Circle of Division
12 The two halves in which Earth is divided are called: K 18 1

a) Ridges b)trenches c)Hemispheres d)equators

13 The plane formed by the axis of earth and orbit is called--------- K 18 1
---.
a)Symmetric plane c)Orbital plane b)asymmetric
plane d)inclined plane

14 What is the name of the U 18 1
slanting line?

15 Earth moves around Sun in--------- K 19 1