Basics of measurement — task. Assessments, Science TN.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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Assertion: The distance between two celestial bodies is measured in terms of a light-year.

Reason: The distance traveled by the light in one year is one light year.

assertion is true, but the reason is false
assertion is false, but the reason is true
both the assertion and the reason are true and the reason is the correct explanation of assertion
both the assertion and the reason are true, but the reason is not the correct explanation of the assertion

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