Birdwatch Archive

Birdwatch Note Rating

2024-10-27 04:53:19 UTC - NOT_HELPFUL

Rated by Participant: 81DB254C091753B8C753B8B5DC59006BF0AE4DCB31AD7B0945DC0B6A78FEA021
Participant Details

Original Note:

鉄道のレールは鉄でできているので、夏の暑い時期にはレールが伸びたり、冬の寒い時期には縮んだりするため、それを計算に入れてつなぎ目を作ってあります。なので、レールのつなぎ目にはほんの少しのすき間があり、そこを通過すると音が鳴るのです。（外部資料より抜粋） https://www.mintetsu.or.jp/kids/know/qa/qa_mechanism.html#:~:text=%E9%89%84%E9%81%93%E3%81%AE%E3%83%AC%E3%83%BC%E3%83%AB%E3%81%AF%E9%89%84,%E9%9F%B3%E3%81%8C%E9%B3%B4%E3%82%8B%E3%81%AE%E3%81%A7%E3%81%99%E3%80%82

All Note Details

Original Tweet

All Information

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  • helpfulnessLevel - NOT_HELPFUL
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