[신문은 선생님] [재미있는 과학] 지름 20m 행성, 지구에 떨어지면 원자폭탄 30배 위력이죠 - 조선일보 - 조선일보

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[신문은 선생님] [재미있는 과학] 지름 20m 행성, 지구에 떨어지면 원자폭탄 30배 위력이죠 - 조선일보  조선일보
https://news.google.com/__i/rss/rd/articles/CBMiSmh0dHBzOi8vd3d3LmNob3N1bi5jb20vbmF0aW9uYWwvbmllLzIwMjEvMTEvMzAvMkVVM0tVUFQ2NUVTREVFR0xRTTVKSUpWU0Uv0gFZaHR0cHM6Ly93d3cuY2hvc3VuLmNvbS9uYXRpb25hbC9uaWUvMjAyMS8xMS8zMC8yRVUzS1VQVDY1RVNERUVHTFFNNUpJSlZTRS8_b3V0cHV0VHlwZT1hbXA?oc=5

2021-11-29 18:05:19Z
CBMiSmh0dHBzOi8vd3d3LmNob3N1bi5jb20vbmF0aW9uYWwvbmllLzIwMjEvMTEvMzAvMkVVM0tVUFQ2NUVTREVFR0xRTTVKSUpWU0Uv0gFZaHR0cHM6Ly93d3cuY2hvc3VuLmNvbS9uYXRpb25hbC9uaWUvMjAyMS8xMS8zMC8yRVUzS1VQVDY1RVNERUVHTFFNNUpJSlZTRS8_b3V0cHV0VHlwZT1hbXA