| (i) Light travels in straight lines. |
| (ii) the earth revolves around the sun and the moon revolves around the earth |
| (iii) The earth rotates on its axis. |
| (iv) The moon reflects sunlight. |
A) Only (ii)
B) Only (i) and (ii)
C) Only (ii) and (iv)
D) Only (i), (iii) and (iv)
Correct Answer: B
Solution :
Light travels in straight line. At times the earth comes between the sun and the moon the moon comes between the sun and the earth. At such times, the one in the middle casts a shadow which partially or wholly hides the other from the sun. This is called eclipse. An eclipse occurs because the earth revolves around the sun and the moon revolves around the earth.
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