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9th Tamil Nadu Board
IMPORTANT
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The speed of the Sun in kmsec is

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Important Questions on Universe

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9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 9 - Universe>textbook exercises>Q ii
The rotational period of sun near its pole is _____.
Choose from the given options (15, 25, 36)
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9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 9 - Universe>textbook exercises>Q ii
India's first satellite is _____
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9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 9 - Universe>textbook exercises>Q ii
The third law of Kepler is also known as law of _____ (ellipses / harmonies).
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9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 9 - Universe>textbook exercises>Q ii
The number of planets in the solar system is _____
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9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 9 - Universe>textbook exercises>Q iii
ISS is a proof of international cooperation.
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9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 9 - Universe>textbook exercises>Q iii
Halley's comet appears nearly after 67 hours.
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9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 9 - Universe>textbook exercises>Q iii
Satellites nearer to the earth will have lesser orbital velocity.
EASY
9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 9 - Universe>textbook exercises>Q iii
Mars is called as the red planet