Completar frases Speeding GlaciersVersión en línea LL Comp Build Know, Glaciers, Speeding Glaciers por Stephanie Turner 1 length how They when A scientist can tell fast a glacier can slide . A rock or stone on the glacier will slide past a stake in the sand . Scientists will use a clock to tell how fast the ice slides past . can track the of time it takes the glacier to pass the stake . They can tell us the glacier will get to the sea and melt .
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