Social Science. Motions of the Earth

1. Direct rays of the sun fall on the equator on

• 22 December

• 21 March

• 20 April

• 21 June

2. The movement of the earth on its axis is known as

• Rotation

• Revolution

• Inclination

• Equinox

3. Christmas is celebrated in summer in

• Australia

• India

• England

• Japan

4. Cycle of the seasons is caused due to

• Gravitation

• Sedimentation

• Rotation

• Revolution

5. The earth travels around the sun in

• Triangular Orbit

• Rectangular Orbit

• Elliptical Orbit

• Square Orbit

6. The axis of the earth which is an imaginary line, makes an angle of

• 72¹/₂^º

• 66¹/₂^º

• 26¹/₂^º

• 43¹/₂^º

7. When the whole earth experiences equal days and equal nights are called ?

• Summer Solstice

• Equinox

• Winter Solstice

• Elliptical Orbit

8. How much days does a leap year have ?

• 365¹/₄

• 367

• 366

• 3666