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questions & answers.
Q1.
What is meant by the axis of the Earth? What is special about the Earth's axis ?
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Explain how days and nights are caused.
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As the Earth spins, the portion which faces the Sun experiences day, while the side opposite to this which is in darkness, has night.
Q3.
State two other effects of rotation of the Earth apart from day and night.
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What are the two factors that cause seasons ?
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The two factors that cause seasons are:
- The tilt of the Earth's axis.
- The revolution of the Earth around the Sun.
Q5.
Choose the correct answer.
- The axis of the Earth is ________ . (Vertical / inclined).
- During summer, the sun rises _______ (late /early) and sets ________ (late / early).
- Changes in the direction of flow of winds and ocean waters is caused by __________ . (rotation / revolution).
- In a leap year, there are _________ (365/366 days).
- The sun's ray are _________ (direct / inclined) during summer and _________ (direct / inclined) during winter.
- Tides are caused due to the ________ (rotation/revolution) of the Earth.
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