Volcanoes
火山活動の魅力的な側面を探求します。溶岩流やチューブの形成、そしてこれらの強力な自然現象を形作り、変化させる力について学びましょう。
Magma and Eruptions
6 mins • Sep 12, 2013
Charts
- 194NEW
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- 180NEW
- 80Decreased by 43
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Sep 12, 2013
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