| 1. |
The periodic rise and fall of ocean waters is known as ____________.
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Answer:
Option (b) |
| 2. |
The resultant pull on a unit volume of water is __________ at the equator than at the poles.
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Answer:
Option (a) |
| 3. |
The height of the tide when plotted against time gives ___________ shape of the curve.
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Answer:
Option (c) |
| 4. |
The average interval between successive high tides is __________________.
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Answer:
Option (d) |
| 5. |
Generally there are ____________ high tides and low tides every lunar day.
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Answer:
Option (a) |
| 6. |
Lunar day is _____________ than a solar day.
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Answer:
Option (b) |
| 7. |
The ratio between the sun's attraction force to the moon's attraction force is _____________________.
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Answer:
Option (c) |
| 8. |
The time taken by moon to make a complete revolution around the earth is referred to as _______________.
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Answer:
Option (d) |
| 9. |
The time taken by moon to make a complete revolution around the earth is _______________.
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Answer:
Option (a) |
| 10. |
The difference in height between high water and low water at a tidal station is _________________.
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Answer:
Option (b) |