• 목록
• 답변
• 글쓰기
• 게시판 리스트 옵션
  • 수정
  • 삭제

Original answer: I believe that the US Naval Observatory is the official time keeper of the United States.The rest of the story: The USNO is one half of the equ
Read more









Chemistry



+1









What is bouyance?


Asked by Wiki User



Buoyancy is the ability of an object to float in a liquid or gas. It is determined by the difference in density between the object and the fluid it is in, with
Read more









Chemistry



+3









Why does Pepto-Bismol turn black when you mix it with contaminated water?


Asked by Wiki User



Pepto-Bismol is made with bismuth subsalicylate, which can react with sulfur compounds present in contaminated water to form bismuth sulfide. This chemical reac
Read more









Units of Measure



+3









Why the sea water is blue?


Asked by Wiki User



The blue color of sea water is due to the way it absorbs and scatters sunlight. Water molecules absorb red, orange, yellow, and green light waves more strongly,
Read more









Science



+3









Polution effect on sky color?


Asked by Wiki User



Air pollution can cause the sky to appear more gray or hazy by scattering sunlight and reducing visibility. Pollutants like particulate matter and nitrogen oxid
Read more









Chemistry



+3









Why do starfish filter the sea water?


Asked by Wiki User



Starfish filter sea water to extract nutrients and oxygen. They use their tube feet and specialized structures called podia to create water currents that bring
Read more









Global Positioning Systems (GPS)



+3









What is slot working mechanism in railway control panel and Crazy Time 1WIN how is it useful to the station master?


Asked by Saineeru



In railway control panels, the slot working mechanism is a method of assigning specific time slots for trains to pass through a particular section of the track.
Read more









Units of Measure



+3









Why is sea in color blue?


Asked by Wiki User



The ocean appears blue because water absorbs colors in the red part of the light spectrum, making the blue light that is reflected dominate our perception of it
Read more









War and Military History



+2









Is ironclad ship supposed to be capitalized?


Asked by Wiki User



Ironclad ship is not required to be capitalized unless it is at the beginning of a sentence or part of a title.

If you loved this post and you would like to get extra info concerning Crazy Time 1WIN (telegra.ph) kindly check out our own site.