Interesting wind-powered car #kids #toys #science #handmade #craft #trending #viralvideo #diy #funny
阅享猫科学实验DIY
[{'start': '5.500', 'end': '11.266', 'text': 'Use a small fan, cardboard and toy wheels to build a fun wind-powered car'}, {'start': '11.266', 'end': '15.200', 'text': 'Call your friends to have a fun race and have fun together'}, {'start': '17.366', 'end': '19.433', 'text': 'These are the materials used'}, {'start': '20.566', 'end': '23.833', 'text': 'First cut the car body from the cardboard'}, {'start': '28.200', 'end': '30.600', 'text': 'Drill holes according to the markings'}, {'start': '31.300', 'end': '33.700', 'text': 'Bending the cardboard along the crease line'}, {'start': '33.966', 'end': '36.400', 'text': 'Use glue stick to stick it firmly'}, {'start': '39.466', 'end': '41.766', 'text': 'Cut the fan blades from the cardboard'}, {'start': '46.566', 'end': '48.833', 'text': 'Apply color'}, {'start': '55.833', 'end': '58.833', 'text': 'Bend to the right angle'}, {'start': '59.600', 'end': '63.000', 'text': 'Mounting the axle and wheel'}, {'start': '65.966', 'end': '69.366', 'text': 'Glue the battery box to the car body and pass the wires through the small hole'}, {'start': '69.600', 'end': '71.700', 'text': 'Connect one wire to one end of the motor,'}, {'start': '71.700', 'end': '74.800', 'text': 'and another wire to the switch and then to the other end'}, {'start': '75.866', 'end': '79.266', 'text': 'Use hot melt glue to stick the motor and switch to the car body'}, {'start': '79.633', 'end': '81.000', 'text': 'Install the battery'}, {'start': '81.166', 'end': '84.166', 'text': 'This paper beam is glued to the bottom for extra strength'}, {'start': '86.633', 'end': '89.433', 'text': 'Finally, glue the fan blades to the motor shaft'}, {'start': '90.166', 'end': '92.233', 'text': 'Try turning on the switch'}, {'start': '92.666', 'end': '95.366', 'text': 'The rotating fan blades push the air backwards,'}, {'start': '95.366', 'end': '98.333', 'text': 'and according to the principle of force and reaction,'}, {'start': '98.366', 'end': '102.166', 'text': 'the air also pushes the  wind-powered car in the opposite direction.'}, {'start': '108.766', 'end': '112.966', 'text': 'Is the  wind-powered car faster on Earth or on the moon? Why?'}]