0scienceeasyWhat is a tropical cyclone called when it forms in the northwestern Pacific Ocean?Show AnswerSource: en.wikipedia.orgShare
0sciencenormalWhich scale, devised in 1805 by an officer of the Royal Navy, relates wind speed to conditions observed at sea or on land?Show AnswerSource: en.wikipedia.orgShare
0sciencenormalWhich scale is used to classify hurricanes by the strength of their sustained winds?Show AnswerSource: en.wikipedia.orgShare
0scienceeasyThe Fujita scale is used to rate the intensity of which kind of storm?Show AnswerSource: en.wikipedia.orgShare
0sciencechallengingWhich seventeenth-century Italian scientist is best known for inventing the barometer?Show AnswerSource: en.wikipedia.orgShare
0sciencenormalWhich instrument is used to measure the humidity of the air?Show AnswerSource: en.wikipedia.orgShare
0sciencenormalWhich instrument is used to measure wind speed?Show AnswerSource: en.wikipedia.orgShare
0scienceeasyWhich instrument is used to measure atmospheric pressure?Show AnswerSource: en.wikipedia.orgShare
0sciencechallengingWhich element, atomic number 2, was detected in the spectrum of the Sun in 1868 before it was found on Earth?Show AnswerSource: en.wikipedia.orgShare
0sciencechallengingWhat is the most abundant metal in the Earth's crust?Show AnswerSource: en.wikipedia.orgShare
0sciencenormalWhat name is given to atoms of the same element that have different numbers of neutrons?Show AnswerSource: en.wikipedia.orgShare
0scienceeasyWhat is the most abundant element in the universe?Show AnswerSource: en.wikipedia.orgShare
0sciencechallengingWhich French chemist gave oxygen its name in 1778?Show AnswerSource: en.wikipedia.orgShare
0sciencenormalWhich two radioactive elements were discovered by Marie and Pierre Curie?Show AnswerSource: en.wikipedia.orgShare
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