Please select a subject first
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The Greek name for the Sun is ______.
Concept: undefined >> undefined
The sun is believed to be more than ______ years ago.
Concept: undefined >> undefined
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The ratio of ______ of the periods of any two planets is equal to the ratio of their ______ semi-major axis from the Sun.
Concept: undefined >> undefined
The planets are revolving around the sun because of the gravitational force of attraction between them.
Concept: undefined >> undefined
The Pole star is not visible from the southern hemisphere.
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The rotation of the sun near the poles takes around 25.4 days.
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Assertion: Sun is a medium-sized star.
Reason: Sun is situated at the center of the solar system.
Concept: undefined >> undefined
Assertion: At the pole, the value of acceleration due to gravity (g) is greater than the equator.
Reason: Earth rotates on its axis in addition to revolving around the sun.
Concept: undefined >> undefined
Why are we able to see the Moon even though it is not a luminous body?
Concept: undefined >> undefined
Supernatant denotes the heterogeneous mixture, lying above a solid residue, after crystallization, precipitation, centrifugation, or another process.
Concept: undefined >> undefined
What does the LPG (Liquefied petroleum gas) contain?
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The constituents that form a mixture are also called ______.
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Mixtures are impure substances.
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The salt solution is an example of a heterogeneous mixture.
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When elements are physically mixed they form ______.
Concept: undefined >> undefined
A mixture of iron filings and salt is a ______ type of mixture.
Concept: undefined >> undefined
