🔬 Teste de Física e Química: Como a Água Muda de Estado? 🌊 #quiz
Quiz Tronauta
[{'start': '0.160', 'end': '5.000', 'text': 'Physics and chemistry test.  How does water'}, {'start': '2.639', 'end': '7.359', 'text': 'change state?  What happens'}, {'start': '5.000', 'end': '10.550', 'text': 'when clothes dry on the clothesline in the sun?'}, {'start': '7.359', 'end': '15.440', 'text': 'Boiling, evaporation,'}, {'start': '10.550', 'end': '18.080', 'text': '[Music]'}, {'start': '15.440', 'end': '20.039', 'text': 'heating.  Evaporation.  The water'}, {'start': '18.080', 'end': '23.320', 'text': 'gradually disappears from the surface of the'}, {'start': '20.039', 'end': '25.519', 'text': 'fabric with the help of heat and wind.'}, {'start': '23.320', 'end': '30.519', 'text': 'When the water starts to boil in the pan,'}, {'start': '25.519', 'end': '30.519', 'text': "that's evaporation, heating,"}, {'start': '31.680', 'end': '34.759', 'text': '[Music]'}, {'start': '34.800', 'end': '39.760', 'text': 'boiling, boiling.  Bubbles form'}, {'start': '37.920', 'end': '42.760', 'text': 'throughout the liquid when it reaches'}, {'start': '39.760', 'end': '45.079', 'text': 'boiling temperature, 100ºC at'}, {'start': '42.760', 'end': '47.559', 'text': 'sea level.  Interestingly, at'}, {'start': '45.079', 'end': '49.520', 'text': 'high altitudes, atmospheric pressure is lower,'}, {'start': '47.559', 'end': '52.520', 'text': 'which is why water boils at temperatures'}, {'start': '49.520', 'end': '54.879', 'text': 'below 100ºC.  When you throw'}, {'start': '52.520', 'end': '57.640', 'text': 'drops of water on a hot plate and they'}, {'start': '54.879', 'end': '59.620', 'text': 'disappear quickly, that is heating,'}, {'start': '57.640', 'end': '62.990', 'text': 'boiling,'}, {'start': '59.620', 'end': '62.990', 'text': '[Music]'}, {'start': '64.640', 'end': '70.320', 'text': 'evaporation.  Heating.  Heating when'}, {'start': '67.720', 'end': '72.520', 'text': 'the water disappears in the blink of an eye.   You'}, {'start': '70.320', 'end': '74.720', 'text': 'know when you throw a drop of water'}, {'start': '72.520', 'end': '77.560', 'text': 'on a very hot plate and it dances and'}, {'start': '74.720', 'end': '79.400', 'text': 'evaporates quickly?  This is heating.  The'}, {'start': '77.560', 'end': '81.600', 'text': 'surface is so hot that the water'}, {'start': '79.400', 'end': '83.880', 'text': 'turns to steam instantly, without even'}, {'start': '81.600', 'end': '86.240', 'text': 'heating up completely.  This effect'}, {'start': '83.880', 'end': '88.880', 'text': 'can also occur with hot oil and'}, {'start': '86.240', 'end': '91.680', 'text': "there is a high risk of splashing.  Here's a"}, {'start': '88.880', 'end': '94.040', 'text': 'tip.  Be careful in the kitchen.'}, {'start': '91.680', 'end': '98.200', 'text': 'When water turns to ice, it is called'}, {'start': '94.040', 'end': '98.200', 'text': 'melting, solidification,'}, {'start': '102.600', 'end': '107.439', 'text': 'evaporation.  Solidification.  Water is one of the'}, {'start': '105.479', 'end': '109.159', 'text': 'few substances that increases in'}, {'start': '107.439', 'end': '111.600', 'text': 'volume when it freezes, which is why'}, {'start': '109.159', 'end': '114.560', 'text': 'bottles burst in the'}, {'start': '111.600', 'end': '117.320', 'text': 'freezer.  Comment success if you got'}, {'start': '114.560', 'end': '119.079', 'text': 'all the questions right and of course, sign up'}, {'start': '117.320', 'end': '121.640', 'text': 'for more amazing challenges and'}, {'start': '119.079', 'end': '121.640', 'text': 'curiosities.'}]