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Science true or false. [1 M]

Stars and the Solar System · Jharkhand Board (JAC) STD 8 (Jharkhand - English Medium). 7 questions.

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true or false. [1 M]

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7 questions · self-marked practice — reveal the answer and mark yourself.

Question 11 Mark
State whether the following statements are true or false: Constellation Orion can be seen only with a telescope.
Answer
This statement is False. Explanation: Orion is clearly visible in the night sky from November to February.
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Question 21 Mark
State whether the following statements are true or false: There are nine planets in the Solar System.
Answer
There are eight planets in the Solar System. In $2006,$ the International Astronomical Union $(IAU)$ adopted a new definition of a planet. Pluto does not fit this definition. It is no longer a planet of the solar system.
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Question 31 Mark
State whether the following statements are true or false: $INSAT$ is an artificial satellite.
Answer
Artificial satellites are man-made. They are launched from the Earth.
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Question 41 Mark
State whether the following statements are true or false: Uranus is the farthest planet in the Solar System.
Answer
Neptune is the farthest planet in the Solar System.
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Question 51 Mark
State whether the following statements are true or false: Mercury is the smallest planet of the Solar System.
Answer
This statement is True.Explanation:
Mercury is the planet nearest to the Sun. It is the smallest planet of our Solar System.
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Question 61 Mark
State whether the following statements are true or false: Pole Star is a member of the Solar System.
Answer
This statement is False. Explanation: Pole star is a name of Polaris in the constellation Ursa Minor, after its property of being the naked-eye star closest to the Earth's celestial north pole.
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Question 71 Mark
State whether the following statements are true or false: Comets are members of the Solar System.
Answer
This statement is True. Explanation: Comets are the members of the Solar System. They revolve around the Sun in highly elliptical orbits.
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