1.

Correct the wrong statement.i. The moon revolves around the sun.ii. On a full moon day, the moon, the sun and the earth are positioned in this sequence.iii. The revolutionary orbits of the earth and the moon are in the same plane.iv. In one revolution of the moon, its orbit intersects the earth’s orbit only once.v. It is alright to observe a solar eclipse without protecting the eyes.vi. An annular solar eclipse occurs when the moon is in the perigee position.

Answer»

i. Wrong – The moon revolves around the earth.

ii. Wrong – On a full moon day, the sun, the earth and the moon are positioned in this sequence.

iii. Wrong – The revolutionary orbits of the earth and the moon are not in the same plane. The moon’s revolutionary orbit makes an angle of about 5° with that the earth.

iv. Wrong – In one revolution of the moon, its orbit intersects the earth’s orbit twice.

v. Wrong – It is necessary to view the sun disc through dark glasses or through special goggles made for that purpose, otherwise the intense light of the sun can be harmful to the naked eye.

vi. Wrong – An annular solar eclipse occurs when the moon is in the apogee position.



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