alleryପୃଥିବୀ ପ୍ରାୟ କେତେ ହାରାହାରି ଦୂରତାରେ ସୂର୍ଯ୍ୟଙ୍କୁ ପରିକ୍ରମା କରେ?
A50 ନିୟୁତ କିମି
B75 ନିୟୁତ କିମି
C100 ନିୟୁତ କିମି
D150 ନିୟୁତ କିମି
Answer & Solution
Correct answer: D. 150 ନିୟୁତ କିମି
ଗୋଟିଏ ଜ୍ୟୋତିର୍ବିଜ୍ଞାନ ଏକକ (astronomical unit) ହେଉଛି ପ୍ରାୟ 150 ନିୟୁତ କିଲୋମିଟର, ଯାହା ପୃଥିବୀ ଓ ସୂର୍ଯ୍ୟ ମଧ୍ୟରେ ଥିବା ହାରାହାରି ଦୂରତାକୁ ଦର୍ଶାଏ।
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