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devayaani

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devayaani

sunrays

Thank you for enlightening me. I know I should not directly look at the sun as it can permanently damage the retina leading to blindness. However, I can easily look at the sun at the sunrise and...
23:27 Tue 21st Apr 20096 answers, last by R1Geezer 09:45 Thu 23rd Apr 2009
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devayaani

heat and temperature

Thank you for explaining. I know the temperature rises as the heat input is increased. I know the kinetic energy of the moving atoms in a substance. Actually what is the relationship between...
15:24 Sat 18th Apr 20095 answers, last by himupnorth 19:13 Sun 19th Apr 2009
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devayaani

isotopes

Thank you for clarifying the doubts . I know chemical elements have naturally occurring isotopes. Is there any element (atomic number 1 to 92) that exists in nature but does not have any isotope ?...
19:33 Thu 16th Apr 20095 answers, last by devayaani 01:18 Fri 17th Apr 2009
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devayaani

ocean tides and waves

Is there any relationship between the ocean tides and the ocean waves? Are they two unconnected phenomena? Thank you.
19:18 Thu 16th Apr 20097 answers, last by R1Geezer 16:06 Fri 17th Apr 2009
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devayaani

Maths question

Can anyone please help me? Is there any simple mathematical formula to answer this question (or question of this type)? QUESTION: You are one amongst a thousand people captured by a tribal chief in a...
23:10 Mon 09th Mar 20099 answers, last by devayaani 12:48 Sun 15th Mar 2009
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devayaani

Puzzle--- shooting the captives

Can anyone tell me if there is a formula to find answer to this question? QUESTION: One thousand enemies are caught by the tribal men. There are exactly one thousand pillars arranged in a circle. They...
00:42 Mon 09th Mar 20092 answers, last by Fair-Stumped 23:41 Wed 11th Mar 2009

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